N,n-dimethylaniline
[化] N,N-二甲基苯胺
🧩 词语组成解析
n. [化]二甲基苯胺
🗣️ 情景例句
We have to talk the matter over now.
我们必须讨论一下这件事。
To drop
掉下
Members of the press weren't allowed into the meeting.
新闻记者不得进入会场。