ventilator
noun /ˈventɪleɪtə(r)/
/ˈventɪleɪtər/
- a device or an opening for letting fresh air come into a room, etc.
通风设备；通风口 - a piece of medical equipment with a pump that helps somebody to breathe by sending air in and out of their lungs
通气机；呼吸器 - He was put on a ventilator.
给他戴上了呼吸器。
- He was put on a ventilator.