相关单词近义词 chew 咀嚼, grind 磨, gnash 咬(牙切齿), worry 撕咬, trouble 困难, bother 烦扰, concern 关心, distress 不幸, aggravate 恶化, bedevil 使痛苦, fret (使)烦恼, abrade 擦伤, gnaw at 侵蚀, eat at 侵蚀, 困扰, wear away 消逝, bite 咬, erode 腐蚀, snap 劈啪作响临近词gneiss, gnat, gnawn, gnawed, gnawer, gnawing, gnaw on, gnaw at, gnaw off, gnawings, gnaw away, gnawingly 返回 gnaws