专心于

1.He is quite wrap ped up in studies.

专心研究。

2.Gill was intent on her gardening magazine.

吉尔专心她的园艺杂志。

3.They are absorbed in the experiment.

们专心实验。

4.She is devoted to her studies.

她专心她的学习 。

5.His mind kept branching off into the contemplation of silly things.

总不能专心正题而尽想着愚蠢的事情。

6.He was intent on the job he was doing.

专心致志正在做的工作。

7.He devoted his life to literature.

专心致志文学。