dimethyl pentanedimethylpentane二甲基: dimethyl戊: the fifth of the ten Heavenl ...烷: alkane三甲基戊烷: trimethylpentane四甲基戊烷: tetramethylpentane下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:二甲基戊烷,即可在微信中查询翻译