Leucicidin
[化] 葡萄球菌毒素
🗣️ 情景例句
Thank you.
谢谢 。
What's your impression of the United States?
你对美国的印象如何？
Sometimes we aren't able to get into every building because there are too many steps.
有时我们并不能进每栋楼房，是因为楼梯太多了。