Read Edit View history 甲烷 jiǎwán methane Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 甲烷 jiǎwán methane noun · methane CH4 这种新型传感器非常灵敏,能检测到空气中极其微量的甲烷。 Edit Delete References Add reference No references for this word.