Yc
abbr. 云南商务管理体系（Yunnan Commodity和Yunnan Commerce的缩写）；重型橡套软电缆的一种型号
🗣️ 情景例句
and we're trying to resolve that problem.
试图解决这类问题。
All is not gold that glitters.
闪光的东西并不都是黄金。
It's very thoughtful of you.
你想得真周到。