上下其手,现指玩弄手法,暗中作弊,是贬义词。此成语出自春秋时期。不得不说,春秋是我国历史上文明最璀璨的一页,中国大约有一半成语来自那个时代,那时的人,随便遇到什么事,说一段话,都能产生一段沿用至今的哲学典故或成语。到了春秋中期,晋楚争霸的趋势在弭兵之会后得到缓和,晋国扶持东南面的吴国与楚国对抗,于是,历史逐渐进入了吴楚争霸时期。吴国的祖先是周王朝先祖古公亶父的儿子太伯和仲雍,因为古公亶父看好三子季历及其子姬 Up and down their hands, now means to play tricks, secretly cheating, is a derogatory term. This idiom comes from the Spring and Autumn period. Have to say that the Spring and Autumn Period is the most brilliant page in the history of civilization in China about half of Chinese idioms from that era, when people just come across something, say a few words, can produce a philosophical almanac so far or idiom. By the mid-Spring and Autumn Period, the trend of hegemony in Jin and Chu was eased after the meeting of soldiers and soldiers. The Wu Kingdom and the Chu Kingdom confronted the southeastern Jin in the country so that history gradually entered the stage of Wu and Chu hegemony. Wu’s ancestors are the ancestors of the ancestors of the ancestors of the Zhou dynasty, the patrons of the patriarch Taibo and Zhong Yong, because the patriarch patronially optimistic about the third son of the calendar and his son Ji