命いのちの綱つな

noun

lifeline; thread of life

Metaphorical expression for something that is essential for survival or rescue, like a lifeline. Often used in desperate situations.

• そのロープは彼かれにとって命いのちの綱つなだった。

  That rope was a lifeline for him.

• この仕し事ごとが私わたしの命いのちの綱つなだ。

  This job is my lifeline.