名词
中文翻译：脐带区域
同义词：
['umbilical cord', 'umbilical cord area', 'umbilical cord region']
例句：
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1. Theumbilical cord is the connection between the placenta and the baby's body.
脐带是胎盘与婴儿身体之间的连接。
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2. Umbilical cord blood can be used to study the genetic makeup of a fetus.
脐带血可以用于研究胎儿的遗传构成。
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3.During childbirth, the umbilical cord is severed to allow the baby to be born.
分娩时，会切断脐带以便婴儿出生。