The girl gnawed at the nails.

小女孩在啃手指甲。

This thought has gnawed at me for several days.

这种想法困扰了我好几天。

The puppy is gnawing on a bone.

这只小狗在啃骨头。

Dogs love gnawing on a bone.

狗都喜欢啃骨头

I am condemned to gnaw!

我非咬不可！

I think eventually that question would gnaw at you and sour and override the pleasure.

我想最终这个问题会折磨你，让你失望，让你放弃快乐。

It will also gnaw at Mr Summers, who leaves his job of repairing the economy unfinished.

它也会折磨萨默斯，因为他的经济修复工作尚未完成。

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。