Ab.
[医] 抗体
🗣️ 情景例句
The village was filled with people--the weather was so nice.
镇上挤满了人--因为天气好的缘故。
A wise man changes his mind, a fool never will.
智者通权达变，愚者刚愎自用。
I'll leave them for you to look over.
我会留下来给你慢慢的看。