Dicysteine
[醫] 胱氨酸
??? 情景例句
I didn't have the heart to tell her that she was not chosen.
我沒有勇氣告訴她說她沒有入選。
Put not your hand between the bark and the tree.
少管閑事。
My name is Wu Jun. This is our first lesson, so I don't know all your names.
我叫吳軍。這是我們第一次上課，所以我認不全你們的名字。