like a dog with a bone

成語所屬單字dog

like a dog with a bone — 慣用語

1. Very determined and refusing to give up on something.

1.慣用語
釋義

堅持不懈

Very determined and refusing to give up on something.

例句

The reporter was like a dog with a bone, chasing the story.

She stuck to the problem like a dog with a bone until she solved it.