I give speeches many times a year to groups of every possible description.

我每年要给各种各样的团体演讲很多次。

youdao

Teachers meet with students in groups of 25, five mornings a week, for open-ended discussions of everything from homework problems to bad Saturday-night dates.

每周五个上午里，老师们会与25人一组的学生见面，就从家庭作业问题到周六晚上糟糕的约会等各种问题展开开放式讨论。

youdao

There's a growing appreciation that superficially similar groups of customers may have very different preferences in terms of what they want to buy and how they want to buy it.

越来越多的人认识到，表面上相似的顾客群体在他们想买什么和他们想怎么买方面可能有非常不同的偏好。

youdao

Scientists believe large groups of wolves became stuck when they came to feed on animals already trapped in the asphalt.

VOA: special.2010.04.07

A studio of three hours' lecture in a large lecture hall, and two hours of recitation in groups of thirty.

在一个大的讲堂的教室里,讲三个小时讲座，并以三十人为一组,进行两小时背诵。

麻省理工公开课 - 媒体、教育、市场课程节选

Now they rent them out to other groups of, or other corporations, other companies.

现在他们已经把房子租给其它企业或者公司了。

旧金山的报纸 - SpeakingMax英语口语达人

The group has been travelling, and waiting, with two groups of students driving ex-army Green Goddesses.

BBC: Customs row puts charity fire engine into reverse

Stonehenge and Avebury, in Wiltshire, are among the most famous groups of megaliths in the world.

UNESCO: World Heritage

Our Freddy had begun snuffling close behind groups of heli-tourists, perhaps smelling snack food.

BBC: Five days in Russia's Ring of Fire