有损 yǒusǔn to be harmful Origin Definitions Defs Strokes Stroke Words Sentences Sents 有损于 yǒusǔnyú to be harmful to to be injurious or detrimental to; to damage有损压缩 yǒusǔnyāsuō lossy compression (computing) a method of data compression that involves the loss of some information to achieve smaller file sizes