Acetylenedibromide
[化] 乙炔化二溴; 对称二溴乙烯; 对称二溴代乙烯; 二溴乙烯
🗣️ 情景例句
As a matter of fact,
事实上，
Glory is the shadow of virtue.
光荣是美德的影子。
It was not yet light, so it was easy to stay hidden.
天还没亮，所以很容易隐蔽。