Acetylene
n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
📖 牛津释义
acetylene
n[U]
(chemistry 化) colourless gas that burns with a bright flame, used in cutting and welding metal 乙炔; 电石气.
🗣️ 情景例句
OK, I'd love to.
好，我很乐意参加。
Mr. Jones can read French pretty well.
琼斯先生读法语相当好。
Just as Mrs.Richards was entering the dinning room, there was a knock on the front door.
理查兹夫人刚刚走进餐厅，前门就传来敲门声。