O-acetylcarnitine
[化] O-乙酰肉碱
🗣️ 情景例句
I can't build a fire by rubbing two pieces of wood together.
我总不能靠着磨擦两片木柴来取火吧。
How late are you open?
你们营业到多晚？
We are so familiar with the fact that man ages,
我们对人总是要衰老的现象并不陌生，