Ddec
abbr. decoppering 去铜
🗣️ 情景例句
Carl, you're sure you've never played?
Carl，你肯定你从来没玩过吗？
She is a member of the ski club.
她是滑雪俱乐部的成员。
We have mainly adopted some usual international practices.
我们主要采取了一些国际上的惯例做法。