这需要决心和一心一意。

It requires determination and single-mindedness.

我一心一意祝简成功。

I wish Jane success with all my heart.

他一心一意地爱着她。

He loved her with his heart and soul.

这男孩一心一意想当总统。

The boy has the presidential bee in his bonnet.

他经常是一心一意的做事。

He often works with undivided attention。

他经常是一心一意的做事。

He frequently stays dawn undivided attention.

不管做什么，都要一心一意。

Whatever you do, do with all your might.

他一心一意地为他的主人服务.

He served his master devotedly.

我一心一意想离家去遨游世界.

My thoughts were bent on seeing the world.

我一心一意想离家去遨游世界。

My thoughts were bent on seeing the world