Paratuberculin
副结核(杆)菌素
🗣️ 情景例句
I never realized that.
我从来没有意识到这点。
Will you speak up, please?
请你大声一点好吗？
2 Which subjects do you like reading about in newspapers, magazines and books?
2。你喜欢读报纸、杂志和书籍里的哪些学科方面的内容？