Microunit
n. 微量单位
🗣️ 情景例句
Do you want a first class, business class or economy seat?
你想要头等舱、商务舱还是经济舱？
You messed up!
你搞砸了啦！
No, thanks. Help yourselves to the cakes.
不必，谢谢。请随便吃些糕点吧。