Selectins
(selectin 的复数) 选择蛋白
🗣️ 情景例句
And, Mr. Stewart, what is your occupation?
那么 ，Stewart先生， 你的职业呢？
If you want knowledge,you must toil for it.
若要求知识，须从勤苦得。
He was married to a friend of mine.
他和我的一个朋友结了婚。