umbilical

臍的、臍帶的

The nurse gently clamped and cut the umbilical cord.

護士小心地夾住臍帶並剪斷。

密不可分的、難以割捨的比喻

He still has an umbilical attachment to his hometown.

他對家鄉仍有一種難以割捨的牽繫。

臍帶纜、供氣管線專業用語

The diver's umbilical supplies air and power from the ship.

潛水員的臍帶纜由船上提供空氣和電力。