萎靡不振

Explanation: Sluggish depressed. Described the lack of energy, depression. 　　Usage: Joint type; as predicate, attributive, adverbial; containing derogatory 　　Source: Han Yu Tang "Exalted order to send high-idle" decadent fall listless, loss of income can not defeat. " 　　Examples: Here - we should remove the wind, a big fight properly. Thesaurus:  Seem [feel] sorry for oneself, build a building against the hill, dampening one's spirit, lost heart, spirit dull, spoil one's enthusiasm