Hemicholine
密胆碱
🗣️ 情景例句
How long do you plan to stay with this company, if hired?
如果被雇佣，你打算在这家公司呆多久？
Sorry to bother you, but do you have change for a one?
对不起，麻烦你，你有1元钱的零钱吗？
Another man lit a cigarette but it burnt strangely and so he too put it out.
另一个工人点燃一支烟，但烟燃得怪怪的，于是他也把烟灭了。