Pollutants
n. 污染物质（尤指工业废物）( pollutant的复数形式 )
🗣️ 情景例句
I would prefer a non-smoking room.
我想要一间不许吸烟的房间。
Whom will you invite to the wedding?
你将邀请谁参加婚礼？
The situation seemed hopeless and he knew his life was in danger.
这种情况看来是毫无希望了，他知道他有生命危险。