Envelops
n. 包络线；信封（envelop的复数）
🗣️ 情景例句
In my opinion, the house isn't worththe price they're asking.
在我看来，这房子不值他们出的价钱。
So what?
你说呢？
And this is Luming.He is Chinese.
这位是鲁明。他是中国人。