“后来居上”指的是后来者超过前人,用以形容后生可畏,通俗地说,就是“长江后浪拍前浪,前浪死在沙滩上”。但这个成语的原意并非如此——“后来居上”这个成语,最早出自《史记·汲郑列传》。大臣汲黯曾经气愤地对汉武帝说:“陛下用群臣,如积薪耳,后来者居上。”他为何愤怒呢?原来,汲黯一贯为人正直,敢于直谏。 “Later come from ” refers to the later than the predecessors, to describe the afterlife awesome, in layman’s terms, is “The waves of the Yangtze River beat before the waves, before the waves die on the beach ”. However, the original meaning of this idiom is not the case - “come from behind,” the idiom, the earliest from “Historical Records learned Zheng Biography.” Minister Diyin angrily said to Emperor Wu of Han Dynasty: “Your Majesty said with the ministers, such as the accumulation of ear, then come from behind.” "Why is he angry? Originally, Ji dark has always been honest, dare to direct remonstrance.