Streptolysin
[机] 链球菌溶血素
🗣️ 情景例句
What kind of business do you run?
你在经营一家什么样的公司？
For once, I haven't taken the wrong train!
我从来不曾误搭过一次列车。
Could you tell me where I can wash my hands?
请问洗手间怎么走？