Unpolluting
(unpollute 的现在分词) 未污染
🗣️ 情景例句
Did you read the story in the paper, Malcolm?
你看到报纸上的新闻了吗 ，Malcolm？
Give up!
放弃吧！
and to exercise such initiative as falls within their sphere,
在各自的工作范围内发挥主动性，