耳目股肱

Explanation: Unit: thigh; humerus: arm from elbow to wrist parts. Played ears, eyes, arms role. Metaphor of assisting the emperor's minister of state. Analogy is also very close and work hand man. 　　Source: Tang Wu Jing, "Zhen Guan Zheng Yao regime" eyes and ears Gugong course, send in the Qing generation ... ... things are uneasy, you can not very hidden words. " Thesaurus:  listen and see favorite, Right-hand man Hinterland, right-hand man favorite