名词
中文翻译：灰尘屏障
同义词：
['dust separator', 'dust filter', 'dust barrier']
例句：
-
1. The engineer designeda dust shield to protect the workers from harmful particles.
工程师设计了一个防尘罩，以保护工人免受有害颗粒的影响。
-
2.The construction site had to be covered with a dust shield to prevent dust from entering the building.
为了阻止灰尘进入建筑物，施工现场必须用防尘罩覆盖。
-
3. The new machine uses a dust shield to reduce air pollution during operation.
新机器使用防尘罩来减少操作过程中的空气污染。