Cboe
abbr. Chicago Board Options Exchange 芝加哥期权交易所
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
Did you go to the park yesterday?
你昨天去公园了吗？
I have had so many falls that I am black and blue all over.
我摔了好几跤，全身又青又紫。