专心的

This work exacts the closest attention and care.

这项工作要求高度专心和细心。

Gill was intent on her gardening magazine.

吉尔专心于艺杂志。

An inattentive pupil is unnecessarily an unclever boy or a girl.

不专心学生不定就是个不聪孩子。

She is devoted to her studies.

专心于学 。