Gelsamine
[化] 钩吻胺
🗣️ 情景例句
He always seems such a happy guy.
他似乎永远是个快乐的人。
I'm being kept very busy with my required reading for Sosh this quarter.
本学期有许多必须为上社会学而读的东西，我太忙了。
unless the parents themselves have been unsatisfactory,
除非父母自身不能令人满意，