Staphylococcolysin
葡萄球菌溶素
🗣️ 情景例句
I was just waiting for you to get home
我正等你回来，
This is my first year of college, I'm a freshman.
这是我上大学的第一年，我是一年级学生。
It was very old and precious even then.
却使在当时，它也属历史悠久的珍奇之物。