life-and-death

劍橋詞典

involving the possibility that someone will die
生死攸關(guān)的（有人可能會喪生的）
We were now in a life-and-death situation . 我們現(xiàn)在処於生死攸關(guān)的情形下。

very important and serious
生死攸關(guān)的（非常重要的，非常嚴肅的）
a life-and-death matter 生死攸關(guān)的事 返回 life-and-death