Butanedinitrile
[化] 丁二腈
🗣️ 情景例句
Yes. I do.
是的， 我有疑虑。
The hippopotamus is sleeping.
河马在呼呼大睡。
It seemed certain that she would be the first ship home, but during the race she had a lot of bad luck.
看来，它首先返抵英国是确信无疑的了，但它却在比赛中连遭厄运。