| 释义 |
lifeline
['laɪf.laɪn] noun countable
■something, especially a way of getting help, on which you depend to lead your life in a satisfactory way 命脉，生命线•For many old people living on their own the telephone is their lifeline to the outside world.对很多独居的老人而言，电话是他们与外界联系的生命线。 ■a rope which is thrown to someone who is in the water, especially the sea, and is in danger （尤指海上救援的）救生索 |