Phosphatidalcholine
缩醛磷脂酰胆碱
🗣️ 情景例句
You're still thinking about something to do, aren't you?
你还在想要找点事做， 是吗？
What is the hottest area in this country?
这个国家最热的区域是哪里？
I think it's green.
我想是绿色的。