draw-in ventilation

例句：

1. 1. The new air conditioner has a draw-in ventilation system that can effectively cool the room.
   这款新空调具有进气式通风系统，可以有效冷却房间。
2. 2. The factory uses a draw-in ventilation system to reduce noise pollution.
   该工厂使用进气式通风系统以减少噪音污染。
3. 3.During construction, it is important to ensure proper drawing-in ventilation to prevent dust and other contaminants from entering the building.
   在施工过程中，确保适当的进气式通风非常重要，以防止灰尘和其他污染物进入建筑物。