Neolate
新霉素
🗣️ 情景例句
When I say something, I mean it.
我说的一定会兑现。
I don't know the answer, but let me ask Mr. Chen to comment on that.
我不知道答案，让我问一下陈先生看他有什么看法。
That's the end of the tour.
参观就此结束了。