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BNC: 40535 COCA: 33732
acetylene
əsetɪliːn əˈsɛtəlˌin
N-UNCOUNT [oft NOUN n] 乙炔,电石气(一种无色可燃气体,有高热烈焰,常用于灯具照明、切割和焊接金属等) Acetylene is a colourless gas which burns with a very hot bright flame. It is often used in lamps and for cutting and welding metal. 乙炔,电石气(一种无色可燃气体,有高热烈焰,常用于灯具照明、切割和焊接金属等)
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BNC: 40535 COCA: 33732
BNC: 40535 COCA: 33732
BNC: 40535 COCA: 33732
acetylene
Gases: acetylene, ammonia, argon...

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