Cbot
[经] 芝加哥期货交易委员会
🗣️ 情景例句
Hi, I'm Mary.
嗨，你好，我叫玛丽。
As is the workman so is the work.
什么工人出什么活。
The man who had fixed up the air-line was also questioned.
安装供气管的那位工人也被提问。