| 词汇 | alkane | 
| 释义 | alkane  noun [ C ]  chemistry specialized uk/ˈæl.keɪn/ us/ˈæl.keɪn/  链烷,烷烃(单链链接碳氢化合物) any gas in a group that contains only carbon and hydrogen atoms, with the carbon atoms joined together in a simple chain  Alkanes, such as butane and methane, are very flammable. 丁烷,甲烷等烷烃均为易燃物品。  | 
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