Cycloalkanoates
[建] 环烷金属化合物
🗣️ 情景例句
Don't try and argue with her, women are all the same.
不要和她吵，所有的女人都是一样的。
Do I have to go to a hospital?
我应该住院
One evening, however, he failed to arrive.
可是，有一天晚上，它出去后再也没回来。