firedamp'faiәdæmp英式朗读美式朗读基本解释n. 甲烷, 沼气 [化] 沼气; 瓦斯; 密封防火墙(采矿)英文释义n. a mixture of gases (mostly methane) that form in coal mines and become explosive when mixed with air上一个单词:fired-up下一个单词:firedamp reforming process