Coloid equilibrium
[医] 胶体平衡
🧩 词语组成解析
🗣️ 情景例句
He's a lucky boy.
他是个幸运的孩子。
This kind of box is not suitable for the transport of the tea sets by sea.
这种箱子不适合装茶具海运。
I have 4 books and 2 magazines to check out.
我有4本书和2本杂志要借。