Paratuberculin
副结核(杆)菌素
🗣️ 情景例句
I'm Alexandra Pappas.
我叫Alexandra Pappas。
Do you have any openings?
你们有空缺吗？
We're going to watch a football game. Would you like to come too?
我们打算看一场足球赛。你也来好吗？