Forbiddenness
禁戒性
🗣️ 情景例句
May I take a picture of you and your little boy?
我可以替你和你的小男孩拍一张照吗？
The staff in this shop is very helpful.
这家商店的店员很热心。
Suppose it rains,what shall we do?
万一下雨，我们该怎么办？