noun🔗Share脐带, 连接索. A cord connecting an astronaut to a spacecraft, or a craft to ground control prior to launch, etc."Before launch, the spacecraft's umbilical provided power and data connections to ground control. "发射前，航天器的连接索 (脐带) 为地面控制中心提供电力和数据连接。spacetechnologyvehiclecommunicationmachineChat with AIVocabulary GamePractice Reading
adjective🔗Share脐的，脐带的 Of, or relating to, the navel (umbilicus) or the umbilical cord."The doctor examined the newborn's umbilical cord stump before the baby went home. "医生在宝宝回家前检查了新生儿的脐带残端。anatomyphysiologybodymedicineorganbiologyhumanorganismChat with AIVocabulary GamePractice Reading
adjective🔗Share脐的，脐状的 Such that the curvatures of normal sections are all equal to each other."A perfectly round ball has an umbilical surface because the curvature is the same in every direction at any point. "一个完美的圆球拥有一个脐点曲面，因为在任何一点，各个方向的曲率都相同。mathChat with AIVocabulary GamePractice Reading
