Unpolluting
(unpollute 的现在分词) 未污染
🗣️ 情景例句
about the first Thanksgiving.
第一次感恩节历史剧。
You were late again this morning. I think you had better start being on time.
你早晨又迟到了，我想你最好开始守时。[托福]
It took him some time to connect the long rubber pipe to the air supply pipe that ran round the port, but at last it was done and as a result work was able to progress much faster.
他花了不少时间把长长的橡胶管接到铺设在码头周围的空气供应管上，最后他终于把它们连接起来，工作因而进展得更快。