noun 下载 🔗分享 脐带, 连接索. A cord connecting an astronaut to a spacecraft, or a craft to ground control prior to launch, etc. Examples : "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。 space technology vehicle communication machine 与AI对话词汇游戏阅读练习
adjective 下载 🔗分享 脐的，脐带的 Of, or relating to, the navel (umbilicus) or the umbilical cord. Examples : "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。 anatomy physiology body medicine organ biology human organism 与AI对话词汇游戏阅读练习
adjective 下载 🔗分享 脐的，脐状的 Such that the curvatures of normal sections are all equal to each other. Examples : "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。 math 与AI对话词汇游戏阅读练习
