Staphylococcolysin
葡萄球菌溶素
🗣️ 情景例句
And your friends are planning to go to Columbia?
而且你的朋友们也准备上Columbia大学 ，对吗？
Have you offered him any candy?
你给他糖果吗？
We need some meat.We haven't got any meat at all.
我们需要些肉。我们一点肉也没有了。