Serolysin
血清溶素
🗣️ 情景例句
I don't see why you are kicking up such a fuss.
我不明白你为什么要这样小题大作。
Excuse me, I'd like to ask you a question.
对不起，我可以问个问题吗？
No, we come from the USA.
不，我们是美国人。