He spent many hours in deep contemplation.

他花了多个小时专思考。

He nodded absently,his attention absorbed by the screen.

他专注视着屏幕，只是不在焉地点了点头。

She was absorbed with the mathematical problem.

她专致地演算数学题。

He is quite wrap ped up in studies.

他专于研究。

I can now give you my undivided attention.

我现在可以专照顾你了。

Instead of wasting time, she employed herself in reading.

她专致地看书, 不白白浪费时间。

She listened attentively and set down every word he said.

她专听着,把他说的话一字不漏地记下来。

She found it hard to buckle down.

她很难专做一件事情。

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

他总不能专于正题而尽想着愚蠢的事情。

The new comer applied his mind to the job.

新来的职员工作专致。

This work exacts the closest attention and care.

项工作要求高度的专和细。

Gill was intent on her gardening magazine.

吉尔专于她的园艺。

The student is engrossed in his book.

名学生正在专致地看书。

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

不专的学生不一定就是一个不聪明的孩子。

Clare and Phil were deeply immersed in conversation.

克莱尔和菲尔专谈话。

He was intent on the job he was doing.

他专致于正在做的工作。

The noise in the street distracted me from my reading.

街上的嘈声使我不能专读书。

The vacancy of the boy’s expression made Father doubt if he was listening.

儿子毫无表情使父亲怀疑他是否在专听。

They are absorbed in the experiment.

他们专于实验。

She is devoted to her studies.

她专于她的学习 。