Levulinic
乙酰丙
🗣️ 情景例句
Thanks for hearing me out. And ...
谢谢你听我的意见， 而且……
Never deter till tomorrow that which you can do today.
今日事须今日毕，切勿拖延到明天。
Mr.Sawyer usually reads his newspaper, but sometimes he and his wife watch television.
索耶先生总是读报纸，但有时和他的妻子一起看电视。