You never know what can happen in football but I know I am going to knuckle down, train hard, work hard and perform when I get my chance.

你永远不知道足球会发生些什么，但是我知道我准备开始屈服，努力训练，努力工作，在我得到机会的时候上场表现。

youdao

We've got to knuckle down, work hard and keep working at the shape.

BBC: Holmes hoping for Salisbury run

You've got to know when to have fun, but also knuckle down and do the hard work.

BBC: Scots need spirit of 1999