adj.生死攸关的,重大的;决死;殊死;
例句:
Most especially must I tread with care in matters of life and death.
最为紧要的是我所从事的生死攸关.
The vicious cycle of life and death is an everyday event in the wild.
生存和死亡的恶性循环是荒野里日常之事.
What did you mean back in the plane about life and death for you?
在飞机上你说的生死由关是什么意思?