existential

柯林斯词典

1. ADJ Existential means relating to human existence and experience. 人类存在的[正式] [ADJ n]
Existential questions requiring religious answers still persist. 需要宗教解答的生命问题持续存在着。
2. ADJ You use existential to describe fear, anxiety, and other feelings that are caused by thinking about human existence and death. 因思考人类存亡而引起的(恐惧、忧虑等感觉)[正式] [ADJ n]
"What if there's nothing left at all?" he cried, lost in some intense existential angst. “要是什么都没了会怎样？”他大叫起来，迷失在某种强烈的攸关人类存亡的痛苦中。