Unpolluting
(unpollute 的现在分词) 未污染
🗣️ 情景例句
Well, there must be something.
嗯 ，一定可以找到事做。
The sky is getting very cloudy.
天空的云越来越多了。
People have been talking of it a lot recently.
近来人们对这事谈得很多。