Sorbaldehyde
山梨醛, 已二烯
🗣️ 情景例句
My mistake. it won't happen again.
是我的错。 不会再发生类似的事情了。
She is sick in bed.
她卧病在床。
How do you know so much about it? Have you seen the film?
你怎么知道那么多情况？你已经看过这部电影了吗？