迷信指有被杀的灾祸，
元·无名氏《盆儿鬼》楔子此卦洽谈室一百日内，有血光之灾，只怕躲不过去。”
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Learn the next connected idiom: 血光之灾 (xuè guāng zhī zāi) → 再接再厉 (zài jiē zài lì)
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