ARTICLE · 1063272
独家原创:高中英语“话题写作(素材与运用)”系列63. 海洋探索
话题类属:人与自然之宇宙探索
作者简介:深耕一线英语教学近40载;中考、高考命题研究专家;发表文章2000余篇;主编《英语满分作文》书系、《英语奥林匹克》、《英语写作素材大辞典》、《现代英汉双解大辞典》、《多功能英汉大辞典》等300余本畅销全国的教学及竞赛辅导用书。

本节内容包含:写作概述+ 核心词汇(分类别)+ 提分词块(分类别)+ 经典佳句(分类别)+ 优美语段(分类别)+ 素材运用(分文体)
◆写作概述
“海洋探索” 是一个充满魅力与深度的话题,为英文写作提供了广阔天地。开篇往往通过展现海洋的神秘莫测来抓住读者眼球,如“Have you ever stood on the shore, gazing at the boundless ocean and wondered what secrets lie beneath its seemingly endless waves?(你是否曾站在岸边,凝视着无垠的海洋,好奇在那无尽波涛之下隐藏着什么秘密?)”,顺势引出“海洋探索” 主题。
主体部分,一方面可阐述海洋探索的历程。从古代简陋船只的近海航行,凭借星辰辨别方向,到近代随着航海技术发展,如指南针、六分仪等助力远航,开启环球探索;再到现代,高科技潜水器、水下机器人、深海探测船等让人类得以深入海洋深渊,触摸万米海底,每一步都彰显人类探索海洋的决心与智慧。
另一方面探讨海洋探索的意义重大。科学上,海洋孕育着无数独特生物,它们特殊的适应性为生物进化、医学研究提供新思路;海洋地质构造研究能揭示地球演变奥秘。资源层面,海底蕴藏丰富油气、矿产,是未来能源宝库;渔业资源更是人类食物重要来源。环保维度,了解海洋生态现状,如珊瑚礁退化、海洋污染,促使人类守护蓝色家园。
结尾部分,常对海洋探索未来展开畅想,“With advancing technology, we can anticipate even more astonishing discoveries in the ocean depths, and perhaps one day, we will truly unlock all its mysteries.(随着技术进步,我们能期待在海洋深处有更惊人发现,或许有一天,我们将真正解开它所有奥秘。)”,既回扣主题,又留给读者对海洋无限遐想,使文章完整且富有吸引力,全方位展现“海洋探索” 写作魅力。
◆核心词汇
一、海洋地理与环境
1. ocean(n. 海洋)
2. sea(n. 海)
3. coast(n. 海岸)
4. beach(n. 海滩)
5. bay(n. 海湾)
6. coral reef(n.珊瑚礁)
7. trench(n. 海沟)
8. continental shelf(n.大陆架)
9. tide(n. 潮汐)
10. wave(n. 海浪)
11. current(n. 洋流)
12. salinity(n. 盐度)
13. temperature(n. 温度)
14. marine ecosystem(n.海洋生态系统)
15. abyss(n. 深渊)
二、海洋生物
1. fish(n. 鱼)
2. whale(n. 鲸鱼)
3. dolphin(n. 海豚)
4. shark(n. 鲨鱼)
5. octopus(n. 章鱼)
6. jellyfish(n. 水母)
7. seaweed(n. 海藻)
8. plankton(n. 浮游生物)
9. crustacean(n. 甲壳类动物)
10. mollusk(n. 软体动物)
11. seabird(n. 海鸟)
12. turtle(n. 海龟)
13. seal(n. 海豹)
14. sea lion(n. 海狮)
15. coral(n. 珊瑚)
三、海洋探索工具与技术
1. ship(n. 船)
2. boat(n. 小船)
3. submarine(n. 潜水艇)
4. diving suit(n.潜水服)
5. snorkel(n. 呼吸管)
6. scuba(n. 水肺,自携式水下呼吸器)
7. sonar(n. 声呐)
8. radar(n. 雷达)
9. satellite(n. 卫星)
10. underwater robot(n.水下机器人)
11. deep-sea probe(n.深海探测器)
12. marine compass(n.航海罗盘)
13. sextant(n. 六分仪)
14. GPS(n.全球定位系统)
15. underwater camera(n.水下相机)
四、海洋探索行为动词
1. explore(v. 探索)
2. discover(v. 发现)
3. survey(v. 勘测)
4. map(v. 绘制地图)
5. dive(v. 潜水)
6. navigate(v. 导航)
7. observe(v. 观察)
8. collect(v. 收集)
9. sample(v. 取样)
10. analyze(v. 分析)
11. research(v. 研究)
12. voyage(v. 航行)
13. anchor(v. 抛锚)
14. rescue(v. 救援)
15. salvage(v. 打捞)
五、与海洋探索意义相关
1. resource(n. 资源)
2. energy(n. 能量,能源)
3. knowledge(n. 知识)
4. discovery(n. 发现)
5. inspiration(n. 灵感)
6. conservation(n. 保护)
7. sustainable(adj. 可持续的)
8. impact(n. 影响)
9. development(n. 发展)
10. future(n. 未来)

◆提分词块
一、海洋地理与环境描述
1. the vast expanse of the ocean(浩瀚无垠的海洋)
2. a rugged coastline(崎岖的海岸线)
3. the gentle lapping of waves on the shore(海浪轻轻拍打着海岸)
4. a secluded bay(一个幽静的海湾)
5. the colorful coral reef under the sea(海底色彩斑斓的珊瑚礁)
6. the deep ocean trench(深深的海沟)
7. the fertile continental shelf(富饶的大陆架)
8. the ebb and flow of the tide(潮汐的涨落)
9. a powerful ocean current(一股强劲的洋流)
10. the crystal-clear seawater(清澈透明的海水)
11. the saltiness of the sea(海水的咸度)
12. the warm ocean temperature(温暖的海水温度)
13. a complex marine ecosystem(复杂的海洋生态系统)
14. the mysterious ocean abyss(神秘的海洋深渊)
15. a stormy sea(波涛汹涌的大海)
二、海洋生物相关
1. a school of fish swimming by(一群游过的鱼)
2. a majestic whale breaching the surface(一头跃出水面的雄伟鲸鱼)
3. playful dolphins leaping out of the water(嬉戏的海豚跃出水面)
4. a fearsome shark circling its prey(一条可怕的鲨鱼围着猎物盘旋)
5. an intelligent octopus changing colors(一只聪明的章鱼变换颜色)
6. translucent jellyfish floating in the water(在水中漂浮的半透明水母)
7. thick seaweed swaying with the current(随着洋流摇曳的茂密海藻)
8. microscopic plankton drifting in the ocean(在海洋中漂浮的微小浮游生物)
9. a hard-shelled crustacean scuttling along the seabed(一只硬壳甲壳类动物在海底匆匆爬行)
10. a soft-bodied mollusk secreting pearls(一只分泌珍珠的软体动物)
11. seabirds soaring above the waves(在海浪上空翱翔的海鸟)
12. a slow-moving turtle swimming towards the shore(一只缓缓向岸边游去的海龟)
13. a sleek seal basking on the rocks(一只在岩石上晒太阳的光滑海豹)
14. a noisy sea lion colony on the beach(海滩上喧闹的海狮群)
15. delicate coral branches swaying gently(轻轻摇曳的精致珊瑚枝)
三、海洋探索工具与技术运用
1. board a research ship(登上一艘研究船)
2. launch a small boat for exploration(派出一艘小船进行探索)
3. dive in a submarine to the deep sea(乘坐潜水艇潜入深海)
4. put on a diving suit and gear up(穿上潜水服并装备好)
5. snorkel near the surface to observe marine life(在水面附近使用呼吸管观察海洋生物)
6. scuba dive to explore the underwater world(水肺潜水探索水下世界)
7. use sonar to detect underwater obstacles(使用声呐探测水下障碍物)
8. rely on radar for navigation in foggy weather(在大雾天气依靠雷达导航)
9. receive satellite images of the ocean surface(接收海洋表面的卫星图像)
10. control an underwater robot to collect samples(操控水下机器人采集样本)
11. deploy a deep-sea probe to measure parameters(投放深海探测器测量参数)
12. follow the marine compass for direction(依靠航海罗盘指引方向)
13. use a sextant to determine the ship's position(用六分仪确定船的位置)
14. track the ship's location with GPS(用全球定位系统追踪船的位置)
15. take pictures with an underwater camera(用水下相机拍照)
四、海洋探索行动
1. embark on an ocean exploration voyage(踏上海洋探索之旅)
2. discover new species in the ocean(在海洋中发现新物种)
3. survey the ocean floor topography(勘测海底地形)
4. map out uncharted sea areas(绘制未知海域地图)
5. dive deep to study marine organisms(深潜研究海洋生物)
6. navigate through treacherous waters(在危险水域航行)
7. observe the behavior of sea creatures(观察海洋生物的行为)
8. collect specimens of marine life(收集海洋生物标本)
9. sample the seawater for analysis(采集海水样本进行分析)
10. analyze the data obtained from exploration(分析从探索中获得的数据)
11. conduct research on ocean currents(对洋流进行研究)
12. anchor the ship in a safe harbor(在安全的港湾抛锚)
13. rescue a stranded sailor at sea(营救海上遇险的水手)
14. salvage sunken treasures from the seabed(打捞海底沉没的宝藏)
15. share ocean exploration findings with the world(与全世界分享海洋探索成果)
五、海洋探索意义阐述
1. tap into the rich ocean resources(开发丰富的海洋资源)
2. harness ocean energy for electricity generation(利用海洋能源发电)
3. expand our knowledge of the ocean(拓展我们对海洋的知识)
4. draw inspiration from marine life for innovation(从海洋生物中获取创新灵感)
5. promote the conservation of marine habitats(促进海洋栖息地的保护)
6. strive for sustainable ocean development(努力实现海洋的可持续发展)
7. understand the impact of human activities on the ocean(了解人类活动对海洋的影响)
8. drive the development of marine-related industries(推动海洋相关产业的发展)
9. look ahead to the future of ocean exploration(展望海洋探索的未来)
10. protect the ocean for future generations(为子孙后代保护海洋)

◆经典佳句
一、描述海洋环境
1. The ocean, with its boundless expanse, stretches as far as the eye can see, hiding countless mysteries beneath its waves.(海洋,浩瀚无垠,一望无际,波涛之下隐藏着无数奥秘。)
2. Along the rugged coastline, the crashing waves have eroded the rocks over centuries, creating unique formations.(沿着崎岖的海岸线,几个世纪以来,汹涌的海浪侵蚀着岩石,形成了独特的地貌。)
3. In the secluded bay, the water is so calm that it reflects the surrounding cliffs like a mirror, presenting a picture of tranquility.(在幽静的海湾,海水如此平静,像镜子一样倒映着周围的悬崖,呈现出一片宁静的景象。)
4. The deep ocean trench, plunging into the abyss, is a place where extreme pressure and cold reign, challenging human imagination.(深深的海沟,直插深渊,是一个极端压力和寒冷统治的地方,挑战着人类的想象力。)
5. When the tide ebbs, it reveals a rich intertidal zone teeming with life, from tiny crabs to colorful seaweeds.(当潮水退去,它露出了一个充满生机的潮间带,从小螃蟹到五彩斑斓的海藻应有尽有。)
二、介绍海洋生物
1. A school of fish, with their shiny scales glinting in the sunlight, swim in perfect unison, as if performing a synchronized dance.(一群鱼,闪亮的鳞片在阳光下闪烁,整齐划一地游动,仿佛在表演一场同步舞蹈。)
2. The majestic whale breaches the surface, spraying water high into the air, showing its enormous power.(雄伟的鲸鱼跃出水面,将水高高喷向空中,展示着它巨大的力量。)
3. Playful dolphins leap out of the water one after another, their clicks and whistles filling the air, seeming to communicate with each other joyfully.(嬉戏的海豚一只接一只地跃出水面,它们的咔哒声和口哨声弥漫在空气中,似乎在欢快地互相交流。)
4. The fearsome shark, with its razor-sharp teeth and streamlined body, patrols the waters, instilling a sense of dread.(可怕的鲨鱼,有着锋利的牙齿和流线型的身体,在水域中游弋,让人感到恐惧。)
5. The intelligent octopus, using its flexible tentacles, can change colors in an instant to blend into its surroundings, a remarkable survival skill.(聪明的章鱼,用它灵活的触手,能瞬间改变颜色融入周围环境,这是一项了不起的生存技能。)
三、讲述海洋探索工具与技术
1. Scientists board the research ship, equipped with state-of-the-art instruments, ready to embark on a new exploration journey.(科学家们登上配备了最先进仪器的研究船,准备踏上新的探索之旅。)
2. By using sonar technology, the submarine can detect underwater obstacles and map the ocean floor with remarkable accuracy.(通过使用声呐技术,潜水艇能够探测水下障碍物,并以极高的精度绘制海底地图。)
3. When snorkeling near the surface, divers can observe the beautiful coral reefs and the diverse marine life just a few meters below.(在水面附近使用呼吸管潜水时,潜水员可以观察到就在几米之下的美丽珊瑚礁和多样的海洋生物。)
4. With the help of satellite images, researchers can monitor the changes in the ocean surface temperature and the movement of ocean currents.(借助卫星图像,研究人员能够监测海洋表面温度的变化和洋流的运动。)
5. The underwater robot, controlled remotely from the ship, can collect samples in areas too dangerous for humans to reach.(从船上远程控制的水下机器人,能够在人类难以到达的危险区域采集样本。)
四、描述海洋探索行动
1. Embarking on an ocean exploration voyage, the team of explorers is filled with anticipation and excitement, not knowing what wonders they will encounter.(踏上海洋探索之旅,探险队满怀期待与兴奋,不知道他们会遇到什么奇迹。)
2. During the deep-sea dive, the diver carefully observes the behavior of the strange marine organisms, recording every detail for further study.(在深海潜水期间,潜水员仔细观察奇异海洋生物的行为,记录下每一个细节以供进一步研究。)
3. After surveying the ocean floor topography, the scientists map out the uncharted sea areas, adding new knowledge to the map of the world's oceans.(勘测完海底地形后,科学家们绘制出未知海域的地图,为世界海洋地图增添了新知识。)
4. In order to collect specimens of rare marine life, the researchers have to navigate through treacherous waters, facing unpredictable challenges.(为了收集珍稀海洋生物的标本,研究人员不得不穿越危险的水域,面临不可预测的挑战。)
5. When they discover a new species in the ocean, the excitement among the team is palpable, as they know they have made a significant contribution to science.(当他们在海洋中发现一个新物种时,团队中的兴奋之情溢于言表,因为他们知道自己为科学做出了重大贡献。)
五、阐述海洋探索意义
1. By tapping into the rich ocean resources, we can meet the growing energy and food demands of humanity, ensuring a sustainable future.(通过开发丰富的海洋资源,我们能够满足人类日益增长的能源和食物需求,确保可持续的未来。)
2. The study of ocean currents can help us predict weather changes more accurately, providing valuable information for disaster prevention.(对洋流的研究可以帮助我们更准确地预测天气变化,为防灾提供有价值的信息。)
3. Understanding the impact of human activities on the ocean is crucial for us to take effective measures to protect this vital ecosystem.(了解人类活动对海洋的影响对我们采取有效措施保护这个至关重要的生态系统至关重要。)
4. The knowledge gained from ocean exploration drives the development of marine-related industries, creating jobs and economic growth.(从海洋探索中获得的知识推动了海洋相关产业的发展,创造了就业机会和经济增长。)
5. Protecting the ocean for future generations is not only our moral responsibility but also essential for the survival of all life on Earth.(为子孙后代保护海洋不仅是我们的道德责任,也是地球上所有生命生存所必需的。)

◆优美语段
一、海洋探索的历史进程
In ancient times, humans only dared to sail near the coast. With basic wooden boats and relying on the stars for navigation, they fished and traded locally. Later, the invention of the compass in the Middle Ages revolutionized seafaring. Explorers like Columbus set sail into the unknown, expanding geographical knowledge. In modern times, advanced technologies emerged. Submarines can now reach extreme depths, and satellites monitor ocean conditions globally. The history of ocean exploration is a story of human courage and technological progress, constantly pushing the boundaries of the unknown.
在古代,人类只敢在近海航行。凭借简陋的木船,依靠星星导航,他们在当地捕鱼、贸易。后来,中世纪指南针的发明彻底改变了航海。像哥伦布这样的探险家驶向未知,拓展了地理知识。在现代,先进技术涌现。如今潜艇能抵达极深海域,卫星在全球范围内监测海洋状况。海洋探索史是一部人类勇气与技术进步的故事,不断突破未知的边界。
二、海洋生物多样性的奥秘
The ocean is a treasure trove of biodiversity. In the coral reefs, countless species thrive. Colorful fish dart among the corals, while tiny crustaceans hide in crevices. The deep sea is equally astonishing. Organisms there have adapted to extreme pressure and cold. Some emit bioluminescence to survive. Scientists constantly explore to understand these unique adaptations. Discovering new species not only enriches our knowledge but also highlights the importance of protecting their habitats. Each creature plays a crucial role in maintaining the balance of the marine ecosystem.
海洋是生物多样性的宝库。在珊瑚礁中,无数物种茁壮成长。五彩斑斓的鱼在珊瑚间穿梭,而微小的甲壳类动物藏在缝隙里。深海同样令人惊叹,那里的生物适应了极端压力和寒冷。一些生物靠生物发光求生。科学家不断探索以了解这些独特适应方式。发现新物种不仅丰富了我们的知识,还凸显了保护它们栖息地的重要性。每个生物在维持海洋生态系统平衡中都起着关键作用。三、海洋探索中的科技力量
Modern technology has transformed ocean exploration. Research ships equipped with sonar can map the ocean floor in detail, revealing underwater mountains and trenches. Underwater robots are sent to hazardous areas, collecting samples near hydrothermal vents. Satellites provide real-time data on sea surface temperature and currents. These tools allow scientists to study the ocean like never before. They can predict weather changes more accurately and understand the impact of climate change. Technology is the key that unlocks the ocean's secrets, bringing us closer to a comprehensive understanding of this vast realm.
现代科技改变了海洋探索。配备声呐的研究船能详细绘制海底地图,揭示水下山脉和海沟。水下机器人被派往危险区域,在热液喷口附近采集样本。卫星提供海面温度和洋流的实时数据。这些工具让科学家前所未有地研究海洋。他们能更准确地预测天气变化,了解气候变化的影响。科技是解开海洋秘密的关键,让我们更接近全面了解这片广阔领域。四、海洋探索与环境保护
Ocean exploration reveals the beauty and fragility of the marine environment. We've seen stunning coral reefs bleaching due to rising temperatures and pollution. Plastic waste is endangering marine life, with turtles mistaking bags for jellyfish. Conservationists are working hard. They establish marine protected areas to safeguard habitats. Scientists study the impacts of human activities, hoping to find solutions. It's crucial that we balance exploration with protection. Only by doing so can we ensure the ocean remains a source of life and wonder for future generations.
海洋探索揭示了海洋环境的美丽与脆弱。我们看到令人惊叹的珊瑚礁因温度上升和污染而白化。塑料垃圾危及海洋生物,海龟把塑料袋误认为水母。环保主义者正在努力。他们建立海洋保护区以保护栖息地。科学家研究人类活动的影响,希望找到解决方案。平衡探索与保护至关重要。只有这样,我们才能确保海洋在未来几代人中仍是生命与奇迹的源泉。五、个人的海洋探索经历
Last summer, I went snorkeling in the clear waters of a tropical bay. As I put on my mask and flippers, excitement filled me. Under the water, I was greeted by a vibrant world. Colorful fish swam around me, and the coral reef was like an underwater garden. I saw a small octopus changing colors to blend in. It was a magical moment. That experience made me realize the ocean's charm. I became more eager to learn about it and protect this precious environment. It was truly an unforgettable adventure.
去年夏天,我在一个热带海湾清澈的海水中浮潜。当我戴上潜水面罩和脚蹼时,心中充满兴奋。在水下,我迎来一个充满活力的世界。五彩斑斓的鱼在我周围游动,珊瑚礁就像一座水下花园。我看到一只小章鱼变换颜色融入环境。那是神奇的一刻。那次经历让我意识到海洋的魅力。我变得更渴望了解它并保护这珍贵的环境。那真是一次难忘的冒险。

◆素材运用
经典考题1(讲述一次海洋主题的实践活动经历)
回忆一次你参加的与海洋相关的实践活动,如海洋馆志愿讲解、海边生态调研等,描述活动中的所见、所闻、所感,写一篇80 词左右的英语短文。
范文 1:
Last weekend, I volunteered as a guide at the aquarium. As I entered, the colorful fish swimming in the tanks caught my eye. I introduced different species to visitors, sharing interesting facts like how seahorses mate. I saw children's eyes wide with wonder. Hearing their curious questions made me feel proud. That day, I not only deepened my knowledge of the ocean but also inspired others. It was a truly fulfilling experience.
亮点点评:
1. 结构清晰:以时间为序,从入场所见,到讲解互动,最后谈感受,连贯自然。
2. 内容完整:活动细节丰富,如鱼儿“colorful”、孩子反应生动,感受真实,涵盖要点。
3. 语言准确:词汇运用恰当,语法正确,如“volunteered,wide with wonder” 增添文采。
4. 亮点词句:“a truly fulfilling experience” 简洁表达内心满足,生动新颖。
范文 2:
During the beach ecological survey last month, our team collected trash and observed marine life. The shore was littered with plastic bottles, which was heartbreaking. However, when we spotted a group of dolphins playing in the distance, it was a magical moment. We recorded their behavior and the species we saw. After that, I was determined to spread awareness about ocean protection. That survey was eye-opening, making me more committed to safeguarding the ocean.
亮点点评:
1. 结构清晰:按活动进程,从清理垃圾、观察生物,到感受决心,逻辑清晰。
2. 内容完整:活动内容具体,感受有层次,从痛心到惊喜再到坚定,富有变化。
3. 语言准确:用词准确生动,如“littered,eye-opening”,句式丰富。
4. 亮点词句:“eye-opening” 形象比喻,展现活动对认知的拓展。
经典考题2(海洋探索对人类发展的重要性)
海洋覆盖地球大部分面积,人类对海洋的探索从未停止。有人认为海洋探索对人类发展至关重要,是开启未来之门的钥匙;也有人觉得投入大量资源探索海洋不如专注解决陆地问题。请就此话题发表你的观点,写一篇80 词左右的英语短文。
范文 1:
In my view, ocean exploration is extremely vital for human development. Firstly, it enriches our scientific knowledge. The study of marine organisms and ocean currents helps us understand nature better. Secondly, it provides valuable resources. The discovery of oil, gas and new food sources in the ocean is crucial for our survival. Although land problems exist, ocean exploration can bring long-term benefits. We should balance both to achieve sustainable development.
亮点点评:
1. 结构清晰:开篇明确表达观点,中间分两点阐述重要性,结尾提及平衡二者,层次分明。
2. 内容完整:既谈科学知识、资源获取,又回应陆地问题,论述全面。
3. 语言准确:用词恰当,如“extremely vital,crucial”,语法正确,句式较多样。
4. 亮点词句:“in my view,bring long-term benefits” 使表达更地道。
范文 2:
There's no denying that ocean exploration demands substantial resources. However, I firmly believe it's a worthy investment. It represents human's adventurous spirit. For example, the exploration led to the invention of advanced underwater technologies. Moreover, understanding the ocean helps us predict climate changes. While dealing with land issues, we can't overlook the ocean. It's a potential gold mine for our future.
亮点点评:
1. 结构清晰:采用让步转折结构,先承认资源投入大,再阐述价值,结尾表明立场,逻辑严谨。
2. 内容完整:从精神象征、技术推动、气候关联等方面论述,兼顾陆地考量,内容充实。
3. 语言准确:“substantial,adventurous” 等高级词汇运用准确,语句流畅。
4. 亮点词句:“There's no denying that,a potential gold mine” 提升表达档次。
经典考题3(介绍一种海洋探索工具或技术)
海洋探索离不开各种先进工具与技术,请选择一种你熟悉的海洋探索工具(如潜水艇)或技术(如声呐),向大家介绍它的工作原理、主要功能以及在海洋探索中的重要作用,写一篇80 词左右的英语短文。
范文 1:
The sonar is a remarkable tool in ocean exploration. It works based on sound waves. By emitting ultrasonic waves into the water and detecting the echoes, it can measure the distance, depth and the location of underwater objects. Its main functions include mapping the ocean floor, locating sunken ships and detecting schools of fish. In ocean exploration, it's indispensable. Without sonar, we would struggle to understand the underwater world, making it a key enabler for marine discovery.
亮点点评:
1. 结构清晰:围绕工作原理、主要功能、重要作用依次介绍,条理清晰,符合说明文逻辑。
2. 内容完整:原理讲解易懂,功能列举全面,强调作用关键,突出重点。
3. 语言准确:专业术语使用准确,如“ultrasonic waves,echoes”,语法正确,表达清晰。
4. 亮点词句:“a key enabler” 简洁有力,强调重要性。
范文 2:
Submarines play a crucial role in ocean exploration. They are designed to operate underwater. Using ballast tanks, they can control buoyancy to dive or surface. Their main functions involve reaching deep-sea areas inaccessible by surface vessels, conducting scientific research and even military surveillance. In the history of ocean exploration, submarines have opened up new frontiers. They allow us to explore the mysterious depths, bringing back valuable data and samples.
亮点点评:
1. 结构清晰:按设计原理、主要功能、历史作用展开,层次分明,过渡自然。
2. 内容完整:详细阐述潜艇关键设计、多样功能及开拓意义,全面展现重要性。
3. 语言准确:用词精准,如“ballast tanks,buoyancy”,行文流畅。
4. 亮点词句:“opened up new frontiers” 形象生动,体现开拓价值。