set ones mind to/on -用法

set one's mind to/on

pull all one's efforts into doing sth．专心于；一心想

Nothing in the world is difficult for one who sets his mind to it．世上无难事，只怕有心人。

If he sets his mind on doing some thing，it takes a lot to dissuade him．如果他下决心要做某事，要花很大努力才能说服他不去做。