Pseudostreptomycin
假链霉素
🗣️ 情景例句
We're on the fifth floor.
我们在五楼。
One of these days,I'd like to take a vacation.
某天,我想度假。
Oh, hello, Ann. This is Jim-Jim Green.
噢，你好，安。我是吉姆--吉姆·格林。