沼气 沼氣

    zhǎoqì

    1. Nounmarsh gas; methane CH4

    村里建了沼气池,做饭不再烧柴火。Cūnlǐ jiàn le zhǎoqì chí, zuòfàn bùzài shāo cháihuo.The village built a biogas digester, so cooking no longer requires burning firewood.