Syncillin
合成青霉素, 苯氧乙基青霉素
🗣️ 情景例句
No, …is not in right now. May I take a message?
不， ……现在不在这儿。 我能帮你捎个口信吗？
I did exercise last week.
我上星期做练习。
If I were you, I wouldn't have bought that vase.
如果我是你，我就不买那花瓶。