Acetylenes
(acetylene 的复数) n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
🗣️ 情景例句
There! You look very attractive.
天 你看起来真帅
There are no birds of this year in last year's nests.
事过境迁。
Come on! shouted everyone. Run! Run!
“快！快呀！”每一个人都在喊，“加油！加油！”