Hexamethylendiamine
[醫] 己二胺
??? 情景例句
Where is the best spot in town to hang out at?
城里出去玩兒最好的地方在哪兒？
I think you must be proud of being a part of such a great company.
我認為你們應該為能成為這家公司的一員而感到驕傲。
There is hope so long as he is with us.
只要他在就有希望。