Read Edit View history 烯烃 xītīng alkene Origin Definitions Defs Strokes Stroke Words Sentences Sents 烯烃 烯烴 xītīng alkene alkene; any of a series of unsaturated hydrocarbons containing a double bond; also known as olefin Frequency Written text 0.318 per million Sources Frequency data BCC Corpus (BLCU)
烯烃 烯烴 xītīng alkene alkene; any of a series of unsaturated hydrocarbons containing a double bond; also known as olefin Frequency Written text 0.318 per million Sources Frequency data BCC Corpus (BLCU)