dideoxyWiktionary 原文英美构词拆解didi-前缀deoxydeoxy-前缀di-Two. · Double, twice the quantity.deoxy-(chemistry) Formally derived from another compound by the replacement of a hydroxyl group by a hydrogen atom词源说明From di- + deoxy-.释义形容词adjective1(organic chemistry, of a sugar) Lacking two hydroxyl groups.同族词派生词 9ddNTP·didanosine·dideoxycytidine·dideoxyhexose·