Doan
abbr. N, N-diocthlaniline N,N-二辛基苯胺（科技符号）
🗣️ 情景例句
Are you all alone?
就你一个人吗？
How much is this rug?
这条地毯多少钱？
The great cities have been built with no regard for us.
大城市的建设毫不关心我们。