Diethylacetylene
[化] 二乙基乙炔
🗣️ 情景例句
I ventured to correct the teacher's mistake.
我鼓起勇气去纠正老师的错误。
When the cat's away,the mice will play.
猫儿不在家，老鼠就玩耍；猫儿不在耗子闹。
one that still does not possess the bomb, of making it aware of the possibility,
对一个尚未拥有核弹、如果告诉它制造核弹的可能性，