Choline
n. 胆碱\\n[化] 胆碱
🗣️ 情景例句
A year is really a short time, and later you will be glad you postponed getting married.
一年其实是很短的，过后你将会为你推迟了婚期而感到高兴的。
When guns speak it is too late to argue.
待到炮声响，辩论已莫及。
We certainly expect our product to be available by October 1.
我们的产品在可在10月1日前准备好。