Also we will have students doing workshops and problem-solving where the students will solve problems as a group, a group of three and turn in a common work sheet.

我们还有学生做研讨会,以及问题解决,从而学生可以以三人小组为单位,解决问题,最后上交平常的作业。

麻省理工公开课 - 媒体、教育、市场课程节选

When we do experiments, each group of three has an experimental setup to measure the phenomenon.

当我们做实验的时候，每个三人小组建立实验设备,来测量观察的现象。

麻省理工公开课 - 媒体、教育、市场课程节选

Here's a group of sounds, different pitches and actually three different pitches in there, as opposed to just one pitch--one pitch, three pitches or three or four pitches, moving in different ways, kind of independent rhythmic chords, so that's the difference between monophonic, homophonic and polyphonic texture.

这是一组音,不同的音高,事实上三个不同的音高,相对于一个音高,一个音高,三个音高或四个音高,以不同方式运动,像有独立节奏的和弦,这就是单音,主音和复音织体的区别

耶鲁公开课 - 聆听音乐课程节选

We try to put it in a group of three, the arrange of abilities.

我们尽量按能力，来分组。

麻省理工公开课 - 媒体、教育、市场课程节选

Each group of three has a laptop which is networked.

每个三人小组都有一台联网的电脑。

麻省理工公开课 - 媒体、教育、市场课程节选