匹马单枪

Explanation: Originally referred to a person when the battle to fight. Action is no analogy to help. 　　Usage: Joint type; as subject, object, attribute; metaphor act alone, no one to help 　　Source: Buddhism, Taoism Yuan Song, "recorded Jing Chuan Deng Yu Chau South Campus monk": "Q: 'how to horse single gun?' The master said: 'After I chop bars'." 　　Examples: Yu Chau South Campus monk asked: "~ How come?" The master said: "chop sticks to me." (Song, Buddhism, Taoism dollars "Jing Chuan Deng recorded in" Volume XII) Thesaurus:  Horse Danqiang