Pollutants
n. 污染物质（尤指工业废物）( pollutant的复数形式 )
🗣️ 情景例句
Malcolm, you worked on the Spaceport project?
Malcolm，你曾负责 太空港 的案子？
What is the way to the drugstore?
哪一个方向是去药房的？
Which boy?
哪个男孩？