Dinitroamine
二硝[基]胺 ethylenedinitroamine 亚乙基二硝胺
🗣️ 情景例句
Absolutely.
可不是。
He was pale with fear.
她吓得脸色刷白。
It was noticed that there were no signs or warnings on the supply lines that ran round the port.
人们这才注意到，铺设在码头周围的供应管道上没有贴标签或告示。