Refers to an immortal realm; a celestial palace or fairyland.
登上那云雾缭绕的山顶，仿佛置身于传说中的璇霄丹台，人间仙境莫过于此
Ascending to the mist-shrouded mountaintop, it felt as if one had stepped into the legendary Jade Heavens Vermilion Terrace, a true earthly paradise.
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