Parthenin
[化] 银胶菊碱
🗣️ 情景例句
Will I be able to receive the goods by the end of September?
我可以在9月底以前收到货吗？
Well, I'm sorry you have to leave so early.
哦，很遗憾，你非得这么早走不可。
15 divided by3 equals 5.
15除以3等于5。