Butanedial
[化] 丁二醛
🗣️ 情景例句
Oh, I'm sorry.
噢，对不起。
Jeff will lose face if his friend fails to work hard.
杰夫因他的朋友不肯勤奋工作而丢了面子。
We'll still be able to meet the deadline.
我们还是可以赶上最后期限的。