The eustachian tubes connect the middle ears to the pharynx, allowing air pressure on the eardrum to be equalized.
咽鼓管将中耳连接到咽上，可调节作用在鼓膜上的气压。
That may cause the air pressure decrease rapidly and I probably get eardrum pain.
这会导致气压骤然下降，从而可能导致我的耳膜疼痛。
That may cause the air pressure decrease rapidly and I probably get eardrum pain.
这会导致气压骤然下降，从而可能导致我的耳膜疼痛。
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