美 [əˈplaɪ wʌnˈself]
努力工作以成功完成某事
专心致志地做某事
... apply oneself减少对…之消耗量；努力，致力于… apply for申请，请求 apply for a job求职；申请工作 ...
One must apply oneself to the present and keep one's eyes firmly fixed on one's future goals.
人们必须让自己立足于现在，把眼光坚定地锁定未来目标。
It is difficult to apply oneself to a boring task.
致力于厌烦的工作是非常困难的。
I see some are factitious it is easy to go abroad, apply for a few special skill with oneself, interest to be without the major of the relation.
我见到有些人为了出国轻易，申请一些和自己的专长、爱好毫无关系的专业。