Bisepoxides
[化] 双环氧化合物
🗣️ 情景例句
She's smart and sensitive for her age.
就这样的年龄来说 ，她很聪明而且懂事。
I think the teacher works us too hard.
我觉得教师害得我们太苦了。
He was absent on Monday,Tuesday,Wednesday and Tuesday.How are you all keeping?
星期二、星期三和星期四没去上学。你们身体都好吗？