单词 | butane gas |
释义 | Word Frequency butane gas(ˈbjuːteɪn ɡæs) noun chemistry a colourless flammable gaseous alkane that exists in two isomeric forms, both of which occur in natural gas. The stable isomer, n-butane, is used mainly in the manufacture of rubber and fuels (such as Calor Gas). Formula: C4H10 |
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