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一天,一个往日的朋友旅游归来,兴冲冲地给我出了一则谜语:横卧雪域冰峰高原,惊出世界一身冷汗。
One day, a friend of the past returned home and happily gave me a riddle: lying on the plateau of the snow-covered ice peaks, the world was shocked by cold sweat.