Melitin
[医] │波状热菌素, 布鲁氏菌素
🗣️ 情景例句
Can you tell me something about the student body?
谁是学生会主席？
You can never tell.
不知道。
Good. Listen. I may be able to help you. Could you come and see me when you are next in London?
好的。听着，我也许能够帮助你。下次你来伦敦时，能不能来看看我？