umbilical cord
flexible tube of tissue connecting the placenta to the navel of the foetus and carryingnourishment to it before birth 脐带
(fig 比喻) By leavingmy parents' home, I cut/broke the umbilical cord. 我离开父母开始自立.
Our staff and employees will do their best to make your visit comfortable and worthwhile.
我们所有的员工都会尽力使您的来访舒适而有价值。
The men of our family waded down through our flooded meadows with boathooks, in the hope of being able to grapple a corner of the raft and pull it out of the current towards our bank.