Divinylacetylene
[化] 二乙烯基乙炔
🗣️ 情景例句
What did I do with the rings?
我把戒指放哪儿了？
He commanded the soldiers to fire.
他命令士兵开火。
Even under a clear blue sky, the village looked forbidding, as all the houses were built of grey mud bricks.
农舍全用灰色的土坯建成，因此，即使在晴朗的蓝天底下，村庄看上去也会令人感到难以亲近。