He spent his time in prison praying and studying.

他把在狱中的时间花在了祈祷和学习上。

《柯林斯英汉双解大词典》

My closest friend, Kim, has lost interest in school and studying.

我最亲密的朋友金已经对学校和学习失去了兴趣。

youdao

Prior to beginning his design, the architect spent some time in the client's old home, observing their life and studying their habits.

在开始设计之前，建筑师在客户原来的房子待了一段时间，观察他们的生活，研究他们的习惯。

youdao

A relaxing day under the summer sun will help students forget all about tests and studying.

VOA: special.2010.06.18

Science can be hands-on, you might be down at the lake picking up algae and studying them or something, that would be hands-on.

科学研究也是要动手的,你可能会到湖底,收集水藻并研究它们,这就是动手操作

耶鲁公开课 - 生物医学工程探索课程节选

and here, I've like, all my friends are different nationalities and studying different things and,

在这里，我所有的朋友，他们来自不同的国家，学习不同的东西，

来自爱荷华 - SpeakingMax英语口语达人

Car futurology is fertile territory for a museum devoted to collecting and studying 20th-century objects.

ECONOMIST: Car design

For more than 20 years I have been going to, and studying about, films.

CNN: About movie reviewer Paul Clinton

Louis and spent a lot of time at home playing with computers and studying trains.

CNN: Twitter's Jack Dorsey eyes New York mayor's job