Boundedness
[计] 有界性
🗣️ 情景例句
It'll be our secret.
这只是你我之间的秘密。
Remember me to your father-in-law please.
请替我问候你的岳父。
Pardon? Would you please say that again more slowly?
对不起，请你慢点儿再说一遍好吗？