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1·The dog was gnawing a bone.

那狗在啃骨头。《牛津词典》

2·The problem had been gnawing at him for months.

几个月来这个问题一直折磨着他。《牛津词典》

3·Fear and anxiety were gnawing her.

恐惧与焦虑折磨着她。

4·He sat there gnawing the biscuit.

他坐在那边“咔嚓咔嚓”地啃着饼干。

5·She was gnawing her nails nervously.

她正在神经质地咬指甲。

6·There's gnawing and gnashing of teeth.

还有的啃和咬牙切齿的。

7·My money problems are gnawing away at me.

钱的问题时刻困扰着我。

8·Fear and anxiety were gnawing at her heart.

恐惧和焦虑正咬啮着她的心。

9·The dog has been gnawing away on the bone all day.

这条狗整天一直在啃一块骨头。

10·He looked just like an old dog gnawing on a bone.

他看来活像啃骨头的老狗。

(1)gnaw at啃，咬；侵蚀