上不着天，下不着地

Explanation: Metaphor of two unfunded. 　　Usage: Complex sentence; as attribute, clause; containing derogatory 　　Source: Qin Han Fei, "Han Fei old solution": "not a day on, down touching the ground, to the stomach as the fundamental, can not live without food." 　　Riddle: Castles in the air Thesaurus:  Qianbuzhao Village, After vain Store