琴瑟不调

Explanation: Of band: the ancient musical instrument names, metaphors couples. ① means of band ensemble, the sound is not adjusted in harmony. ② metaphor of marital discord. 　　Source: "Han Chi Ritual": "the provision of living in marital disharmony, and even choosing the solution and more Zhang, is to encourage him; for the government and not, and even makes a change and more of it, is to reason also." 　　Examples: Princess Sheng Ping Guo warm taste and ~. ★ Tang Zhao Ji "recorded by then," Volume