Other people think this activity will take up plenty of time of students and get in the way of their study.

另一些人认为这种活动会占用学生大量的时间，妨碍他们的学习。

youdao

The runners were all injury-free at the time of the study and ran 31miles each week.

在研究期间，所有的跑者每周会跑31公里，并且都没有受伤。

youdao

People need time away from the pressures of study or work to relax and enjoy time with friends and family.

人们需要时间远离学习或工作的压力，放松身心，享受与朋友和家人在一起的时光。

youdao

The study found that those who received lower doses of steroids by mouth spent less time in the hospital.

VOA: special.2010.06.23

A cohort study means you take the same group of people and follow them every five years for that period of time.

定群研究意味着你只有一组研究对象,然后在研究期间每五年进行一次记录数据

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

it's the study of how languages change over time.

它研究的是语言的历史变化。

我的专业 - SpeakingMax英语口语达人

The Federation of Zoos welcomed the study, although at the same time it urged careful interpretation of some of the findings and took issue with others.

BBC: NEWS | Science/Nature | Carnivores' need for wild walk

There were no reported outbreaks of food-borne illness related in the Roanoke area at the time of the study.

CNN: Soda fountains contained fecal bacteria, study found

Mutations have previously been found in many parts of the UK but the Huddersfield University study is the first time the extent of resistance has been measured in the West.

BBC: Rats