dialkylWiktionary 原文构词拆分di-前缀Two. · Double, twice the quantity.+alkyl词根/词干词源说明From di- + alkyl.释义（英文）名词 Noun(uncountable, organic chemistry, especially in combination) Two alkyl groups in a compound(countable, organic chemistry) Any compound containing two alkyl groups词族派生词（13）aryldialkylphosphatasedialkylammoniumdialkylaluminiumdialkylaminedialkylaminodialkylaminofluorosulfurdialkylaminosulfinyldialkylcadmiumdialkylmagnesiumdialkylmetaldialkylmethylaminedialkylthioureadialkylzinc