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庄周梦蝶 chuang chou dreaming a butterfly 梦幻泡影 like a dream and a bubble's shadow梦寐以求 long-cherished;crave sth.so that one even dreams about it;dream wistfully梦想成真 dream comes true 南柯一梦 a fond dream or illusory joy 夜长梦多 A long night brings many dreams好梦不长 Beautiful dreams are soon to be interrupted一场春梦 as transient as a sweat dream重温旧梦 revive an old dream