Protoxin
[医]原毒素, 强亲和毒素
🗣️ 情景例句
First, we need to more public relations activities to promote understanding.
首先，我们应该更多地做公关活动以促进了解。
Excuse me I can't visit you.
对不起我不能拜访你。
I didn't realize how much this meant to you.
我不知道这个对你的意义有这么大。