Colloidality
胶性, 胶度
🗣️ 情景例句
The girl always wears a happy smile.
这女孩随时都面带快乐的微笑。
He could always come up with a reason for them to linger another month.
他总能想出个理由来让他们再耽误上一个月。
Sorry, I don't know. My watch is at home.
对不起，我不知道，我把表放在家里了。