黯然无色

Explanation: Sadly: black look. That things lose their luster, lost its luster 　　Usage: Partial official; as the predicate attribute; containing derogatory 　　Source: Qing Zheng Xie "title Huazhu": "Su Shi Xi as dead wood Takeishi, so that the dead wood, bamboo and no stone is colorless and carry a heavy heart." 　　Examples: Middle of the street on a sunny fall alone, but also feel ~. ★ Dunning "red home Essay" Thesaurus:  Overshadowed, dullness dark, be impassable, Ding B, C, plenty of very unlike, different in a thousand and one ways, Day crown in sandals, underlying reasons