ventilation

Good ventilation is crucial in chemistry labs to prevent the buildup of toxic fumes.

(Chinese) 化学实验室良好的通风至关重要，以防止有毒烟雾积聚。

The old factory building had poor ventilation, making it very hot and stuffy in summer.

(Chinese) 这座旧厂房通风不良，导致夏天非常闷热。