🧩 词语组成解析
[医] 关节
[医] 滑膜
🗣️ 情景例句
Yes, I did.
是的， 我看过了。
He who has done ill once will do it again.
干了一次坏事的人会再干第二次。
In a few years the small workshop had become a large factory which employed seven hundred and twenty-eight people.
几年之后，小铺子已经发展成了一个雇有728人的大工厂。