gnaw
US
UK gnaw vi: (chew)
SC 咬 yǎo
TC 咬
TC 咬
SC 啃 yǎo，kěn
TC 啃
TC 啃
The dogs, satisfied with their bones, gnawed contentedly in the corner.
gnaw on [sth] vi + prep: (chew)
SC 啃咬 kěn yǎo
The dog gnawed on a bone.
gnaw [sth] vtr: (chew on)
SC 咬 yǎo
TC 咬
TC 咬
SC 啃 yǎo，kěn
TC 啃
TC 啃
Lydia's pet hamster was gnawing a treat.
莉迪亚的宠物鼠正在啃食。
gnaw at [sb] vi + prep: figurative (worry, trouble)
SC 折磨, 困扰
The old woman's warning gnawed at me.
老妇人的警告使我很担心。