Countries
国家（country的复数）
🗣️ 情景例句
I am sorry. I am not free right now.
对不起，我现在很忙。
A chain is no stronger than its weakest link.
链条的坚固程度取决于它最薄弱的环节。
In actual fact, I think you're right.
确实，我认为你是对的。