Allergoid
类变应原
🗣️ 情景例句
What do you mean?
是什么意思？
If you wouldn't mind, I could use a hand.
如果你不介意的话，我可能要你帮个忙。
Much as we may pride ourselves on our good taste,
尽管我们可以自夸自己的鉴赏力如何敏锐，