卧薪尝胆,这个成语出自春秋时期的越王勾践。春秋末期,今江苏境内的吴国和今浙江境内的越国开始活跃起来,这两个国家相邻,不仅没有友邻互助的觉悟,反倒成了世仇,时常发生些摩擦。早年,吴王阖闾发兵攻打越国,原以为是十拿九稳、轻而易举的事,没想到,越国人民的战斗力非常强,听说隔壁邻居又来打架,全国人民团结起来一致对外,吴国军队被打得丢盔弃甲,吴王阖闾也 Revival, this idiom from the Spring and Autumn period Gou Jian. At the end of the Spring and Autumn Period, the Wu Kingdom in Jiangsu Province and the Vietnam Province in Zhejiang now began to flourish. These two neighboring countries have not only failed to realize the realization of their neighborly mutual assistance but have become feuds and frayed frequently. In the early years, Wu Wanglu made an attack on Vietnam and originally thought it was all-encompassing. It was a breeze. Unexpectedly, the fighting power of the Vietnamese people was very strong. They heard that neighboring neighbors came again to fight and that the people of the entire country united unanimously. Didiqijiajia, Wang Wanglu also