Cboe
abbr. Chicago Board Options Exchange 芝加哥期权交易所
🗣️ 情景例句
I would like to buy a diamond necklace for my wife.
我想为我的妻子买一条钻石项链。
It's a good thing you reminded me to take my heavy coat.
谢谢你提醒我拿我的厚衣。
It must be a D.
这一定是“D”。