This allows the glue to drain away, and ventilates the middle ear, which reduces the effusion of glue.
此法可让胶液排出，还可使中耳通气，从而减少粘稠的积液。
The front living area ventilates through a series of louvres in a bank of high level clerestory.
前面的起居部分通过屋顶和墙上部的天窗进行通风。
The front living area ventilates through a series of louvres in a bank of high level clerestory.
前面的起居部分通过屋顶和墙上部的天窗进行通风。
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