Decon
[医][=decontamination]除沾染（作用）
🗣️ 情景例句
Isn't this the Nanjing University?
请问是南京大学吗？
Don't you have anything better to do?
你没别的事好做吗？
At the base of the gold cap, the words 'made in the U.S.A' had been nearly inscribed.
笔帽下方整齐地刻有“美国制造”字样。