umbilical cord

noun

(anatomy) The flexible structure connecting a foetus with the placenta; it transports nourishment to the foetus and removes waste.

The doctor clamped and cut the umbilical cord after the baby was born.

意味（1）

(anatomy) The flexible structure connecting a foetus with the placenta; it transports nourishment to the foetus and removes waste.

意味（2）

(aerospace) The line that supplies an astronaut with oxygen and communications when outside a spacecraft.

意味（3）

(aerospace) Any of the various lines connecting a rocket to its launch pad before liftoff.

意味（4）

(figuratively) An overdependence on, or overattachment to, one's parents or guardians.