life-and-death
(also life-or-death), adj [attrib 作定語]
serious; crucial; deciding between life and death 嚴重的; 關系重大的; 生死攸關的
desert animals locked in a life-and-death struggle with the elements 囿於沙漠中與自然環境作生死搏斗的動物
(fig 比喻) a life-or-death attempt to reach the grand final 為進入大決賽而作殊死拚搏的嘗試.