draught hood

例句：

1. 1.The engineer needs to keep the draught hood open to prevent dust from entering the workshop.
   工程师需要保持通风罩打开，以防止灰尘进入车间。
2. 2. The chef uses a draught hood to cook food without burning it.
   厨师使用通风罩来烹饪食物而不烧焦它。
3. 3. The doctor advised him to wear a draught hood when working with chemicals.
   医生建议他在使用化学品时戴上通风罩。