Envelops
n. 包络线；信封（envelop的复数）
🗣️ 情景例句
Next time you are in town, drop me a line.
下次你在城里的时候给我写信吧。
I don't think price is a problem. The most important thing is that how many you can supply.
我认为价格不成问题。最重要的是你方能供货多少。
Certainly, Mum! What shall we cook?
当然啦，妈！ 我们做什么菜？