Bcf
[医][=bacterial chemotactic factor]细菌趋化性因子
🗣️ 情景例句
Oh! Harry has been offered a job in Los Angeles.
噢， 有人聘请Harry到Los Angeles工作。
That's not a good idea!
这样不太好吧！
It was a cold spring morning in the city of London in England.
英国伦敦，一个寒冷的春天的早晨。