灰心丧气

Explanation: Described as smooth and not because of failure or loss of confidence, depression. 　　Usage: Joint type; as predicate, attributive, adverbial; containing derogatory 　　Source: Minglv Kun "make contributions to groan under the phrase": "Chi trend is not strong, hide the shirt who Noir discouraged, frustrated, not here with soldier power." 　　Examples: This did not test well, do not need - and should learn its lesson, and strive to catch up. Thesaurus:  Seem [feel] sorry for oneself, build a building against the hill, dampening one's spirit, spirit dull, cachexia, spoil one's enthusiasm