Partial grous
[医] 部分抗体群
🧩 词语组成解析
🗣️ 情景例句
No problem. I'm glad to help.
小事情，我很高兴这样做。
To fall off a bench
从长椅上掉下来
He took off the first shoe and threw it on the floor.
他脱下第一只鞋子，把它丢在地板上。