My classmates like to read English novels in their free time.

我的同学们喜欢在空闲时间读英语小说。

youdao

For Japanese, eating out was their favourite activity in their free time.

对于日本人来说，外出就餐是他们闲暇时最喜欢的活动。

youdao

They spend too much time on smartphones, computers and TVs in their free time.

他们在闲暇之余把过多时间花在玩手机、玩电脑和看电视上。

youdao

She says the common belief among doctors at the time was that they could use their patients in their research in exchange for free treatment.

VOA: special.2010.07.21

So that you get a good idea of what people do in their free time and what the dorms are like.

所以你可以了解人们闲暇时间做什么，宿舍什么样。

沟通很重要 - SpeakingMax英语口语达人

"Everyone is entitled to free health care at the time of need, both in relation to consulting their general practitioner, and to hospital treatment and operations.

VOA: standard.2009.09.24

Each issue is a masterpiece of improvisation by the three 27-year-old Asian-Americans who produce the magazine in their free time.

CNN: Raw, Original and Truthful

Some continue to fly even in their free time, while others cherish "staycations" or find ways to globe-trot without getting on a plane.

CNN: Inside a flight attendant's not-so-glam life

She says the collective began with class members undertaking research projects in their free time, volunteers from outside of academia and professional cartoonists who came in to talk to the students.

FORBES: Ladydrawers' Creates Big Picture of Cartoon Bias