Bacteriotoxin
[医] 细菌毒素
🗣️ 情景例句
I'm a foreign student, and I'd like to make some new friends.
我是个外国学生， 我想交几个新朋友。
What is wrong?
有什么不对吗？
It's very hot. It's summer in Australia now!
很热。澳大利亚现在正值夏天！