Properness
n. proper的变形
🗣️ 情景例句
I have a new math program, and I want to learn how to use it.
我有一个新的数学程式 我想学习怎样用。
It seems he has a lot of strange ideas.
看起来他好像有很多奇怪意见。
You and Lily must come over to my house and see!
你和莉莉应该到我家来看看！