当前时间： 2026-06-01 09:34:21
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长元音ai的发音发音时先发e的短音（比单独发音时开口略小一点），这时嘴唇向两侧微分，舌尖轻抵下齿背，舌前部微微拱起，然后嘴唇继续向两侧分开一些，舌前部相应抬高，舌端靠近下齿，向i的短音滑动。牙床由半开到接近半合，由大到小。所以这个称为“合口双元音”。双元音要饱满。但发音时嘴巴不要张得太大，应尽力向两侧舒展，嘴要咧得到位。
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