Ches
abbr. 中国水利协会（Chinese Hydraulic Engineering Society）；套管井勘探服务
🗣️ 情景例句
I'll take this green sweater.
我买这件绿毛衫吧。
Last month was December,wasn't it ?
上个月是十二月，对不对？
The man obviously wanted to talk.
这人显然是想聊天。