The eighteen layers of hell (a Buddhist concept referring to a place of extreme suffering for the wicked). Metaphorically used to describe a state of profound misery, severe hardship, or the lowest possible level/abyss.
公司最近的经营状况不佳，感觉像是跌入了一十八层地狱，每个人都面临巨大的挑战。
The company's recent business performance has been so poor that it feels like falling into the eighteen layers of hell, with everyone facing immense challenges.
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