ventilator
n. 通风机；呼吸器；换气扇
形容词：ventilatory
近义词：breathingapparatus，fan，vent，opening，flue，aperture，duct，airduct，respirator，ironlung，breathingmachine，
英英释义
Noun
- a device (such as a fan) that introduces fresh air or expels foul air
- a device that facilitates breathing in cases of respiratory failure
例句
用作名词(n.)
- Maybe the ventilator is the problem.可能问题出在通风装置上。
- He was breathing only with the aid of a ventilator.他只有靠呼吸器呼吸。
- The room has too few windows. A ventilator must be installed.这间屋子的窗户太少，必须得安个换气扇。