ventilation
noun [ U ] uk/ˌven.tɪˈleɪ.ʃən/ us/ˌven.t̬əlˈeɪ.ʃən/
(PROVIDING AIR)
通风（设备）；空气流通（设备）
the movement of fresh air around a closed space, or the system that does this
Her room had poor ventilation and in summer it became unbearably stuffy. 她的房间通风非常不好，到了夏天就闷得要命。
a ventilation system 通风系统
- More examples
- The lab's ventilation system is separate from the rest of the building.
- He signed on as a civilian employee with the heating, ventilation, air-conditioning and refrigeration shop at the Dover base.
- Older people are more likely to contract secondary bacterial pneumonia, and that's where they really get into trouble, where they need mechanical ventilation and blood pressure support.
- The first medical ventilators for infants were introduced in the 1960s. Before this, nurses often provided ventilation with hand pumps.