Ab.
[医] 抗体
🗣️ 情景例句
I'm happy to work with you.
很高兴和你们一起工作。
While Mike was an only child, he would amuse himself with his toys.
麦克还在孩提时，常常独自玩玩具取乐。
I have had so many falls that I am black and blue all over.
我摔了好几跤，全身又青又紫。