Commodity exchanges
[经] 商品交易所
🧩 词语组成解析
n. 交易所,票据交换总额；市场, 外币兑换（exchange 复数形式）
🗣️ 情景例句
Don't laugh. In the beginner's class,they give you a chance to rest between exercises.
别笑。在初级课程中你有机会休息。
A bad conscience is a snake in one's heart.
做贼心虚。
Thank you.
谢谢您。