Ventilators
n. 通风设备( ventilator的复数形式 ); 通风机; 气窗; 负责通风的人
🗣️ 情景例句
No. But I have to.
没有 ，但有此必要。
Better pills may have wholesome effects.
良药苦口。
Fortunately, nothing was found and five hours later we were able to take off again.
幸运的是，什么也没有找到。5个小时后，我们又起飞了。