Dinitroamine
二硝[基]胺 ethylenedinitroamine 亚乙基二硝胺
🗣️ 情景例句
You made a tough decision.
你做了一个困难的决定。
It's more valuable.
这更有价值。
Look at the ice! Be careful! It's thin.
瞧那冰！当心！冰很薄。