词汇	前钙化醇
释义	前钙化醇医precalciferol
随便看	single-simplex communication single-simplex operation single singal ranging single singal receiver single singal superhet single, single joint single sinking single sintering single-sintering process single-sinter process single-siope single sire mating single-sire mating singlesite single site single-site single site catalysis singlesite catalyst single-site catalyst single-site catalysts singlesite catalyst technology single-site cobalt ion single-site database single site database system single-site database system