Dinitroamine
二硝[基]胺 ethylenedinitroamine 亚乙基二硝胺
🗣️ 情景例句
The production department's waiting in the conference room.
生产部门的人正在会议室等你 。
May I try it on?
我能试试吗？
He fell behind with his work.
他工作落后了。