百无一用

Explanation: Among the 100 samples, none useful. Described as useless. 　　Usage: Predicate; as predicate; with derogatory 　　Source: Qing Huang Jingren "Essays": "Ten, nine people worthy of dirty looks, no one with a hundred was a scholar." Thesaurus:  Complete darkness, Article No either, be a bundle of negatives, A guilty person gives himself away by consciously protesting his innocence., pitch-dark, Turn sb's battery against himself Antonym Group:  Broad daylight, luster, flame dazzle, bright, bezazz dazzle the eyes, Each has some strong points to recommend him., Each person has his speciality., eloquent, Top-heavy, Chunlan Chrysanthemum, Brilliant, hue brightness, Bibcock Shewei