单词	poly acryl ate
释义	poly acryl ate 丙烯酸
随便看	backward perturbation backward phase component backward photodiode backward pig backward pivot backward pointer backward polyphase sort backward position backward power backward precession backward prediction backward prediction error backward prediction filter backward prediction residual backward pressure backward probability backward problem backward process backward processing backward production Backward production capability backward production capacities backward production capacity in thermal power backward production system backward production system for theorem proving