methane
noun /ˈmiːθeɪn/
/ˈmeθeɪn/
[uncountable] (symbol CH4)
- a gas without colour or smell, that burns easily and is used as fuel. Natural gas consists mainly of methane.
甲烷;沼气 Collocations DictionaryMethane is used before these nouns:- emission
- gas
词源mid 19th cent.: from methyl + -ane.