单词	marsh gas
释义	marsh gasˈmarsh gas noun [uncountable] Examples EXAMPLES FROM THE CORPUS Perhaps when unhappy people die they release an effluvium of depression, like marsh gas. gas formed from decaying plants under water in a marsh SYN  methane
随便看	RSVP RTF Rt Hon RTLS Rt Rev rub rubber rubber band rubber boot rubber bullet rubber chicken circuit rubber dinghy rubberneck rubbernecker rubber plant rubber-stamp rubber stamp rubbery rubbing rubbing alcohol rubbish rubbishy rubble rubdown rube

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