It could have been a law firm; it could have been working in the study group on a homework assignment.

它可能是一家律师事务所；它可能是学习小组做家庭作业。

youdao

In the comparative law study of securities group action systems, the American securities class action system has always been a hot topic.

在证券群体诉讼制度的比较法研究中，美国证券集团诉讼制度一向是研究的热点。

youdao

"An empowered group of ministers has been set up to study whether any changes in the law are necessary.

VOA: standard.2010.06.10

It could have been a law firm; it could have been working in the study group on a homework assignment.

可能是一家律师事务所,也可能是一起做作业的学习小组

耶鲁公开课 - 博弈论课程节选