苍蝇见血

Explanation: Flies at the sight of blood, sucking hard. Metaphor for greed. 　　Usage: The main predicate; as object; containing derogatory, metaphor for greed 　　Source: Ming Feng Meng, "ancient and modern novels have night lights Zhang Shun Li U.S. Women": "Cardiff Rouge of the North with two of his is the desert, as hungry tiger meet every sheep, the flies to see blood." Thesaurus:  money grubber, to have evil thoughts at the sight of riches, blinded or dulled by greed Antonym Group:  Home Leath justice, See Leath justice