a chamber that provides access to space where air is under pressure
例句
用作及物动词 (vt.)
An air lock sometimes happens in the water pipes of a house, especially if the water has been shut off to repair a tap, for example, and them turned on again. 气塞有时发生在住房的水管中，特别是关上水管修理水笼头，然后再拧开水管时。
美
