iucdintrauterinecontrace..ucdos希望汉字系统UCDupstreamchanneldescr..UCDAUniversity and College Designers Association 大学和学院设计家协会ucdpuncorrect data processor 错误数据处理器IUCD[医][=intrauterine contraceptive device]宫内节育器,子宫内避孕器UCDPuncorrected data processor 错误数据处理器ucdusual childhood diseases 儿科常见病