to keep biting something咬；啃；啮- gnaw something The dog was gnawing a bone.那狗在啃骨头。🔊🔊
- gnaw through something Rats had gnawed through the cable.老鼠把电缆咬断了。
- gnaw at/on something She gnawed at her fingernails.她咬手指甲。🔊🔊
- gnaw away at/on something (figurative) Self-doubt began to gnaw away at her confidence.对自己的怀疑渐渐吞噬了她的自信心。🔊🔊
Oxford Collocations DictionaryGnaw is used with these nouns as the subject: See full entry More Like This Silent lettersSilent letters Word OriginOld English gnagen, of Germanic origin; related to German nagen, ultimately imitative.