Ethanedinitrile
乙烷
🗣️ 情景例句
Good morning, Susan.
早安， Susan。
I am sorry that we are unable to make you an offer for the time being.
很抱歉目前我们不能报盘。
Had he worked harder, he would have gotten though the exams.
如果他努力了的话，他就会通过考试的。