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The middle ear is a small pocket of air behind the eardrum.
中耳就是骨膜后面的一个小气袋。
youdao
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And "Air-Cushion" Is a "pocket" of air, used to absorb shock.
气垫是一“口袋”的空气,用来吸收震动的。
youdao
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We had a bumpy flight because of air pocket.
我们的飞行甚为颠簸,因为遇到气穴。
youdao
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We had a bumpy flight because of air pocket.
我们的飞行甚为颠簸,因为遇到气穴。
youdao