丁烯 dīngxī butene Definitions Defs Origin Strokes Stroke Words Sentences Sents 丁烯 dīngxī butene butene or butylene; a series of alkenes with the chemical formula C4H8 Frequency Written text 0.057 per million Sources Frequency data BCC Corpus (BLCU)
丁烯 dīngxī butene butene or butylene; a series of alkenes with the chemical formula C4H8 Frequency Written text 0.057 per million Sources Frequency data BCC Corpus (BLCU)
