三人组英语怎么说

三人组英语可以翻译为"group of three"。这个词的来源可能源于英语中的数字词"three"和名词"group"的结合。
例句：
The group of three decided to go on a hiking trip together.
这三人组决定一起去远足。
The teacher divided the class into groups of three for the project.
老师把班级分成三人组进行这个项目。
The three of us have been friends since childhood.
我们三个从小就是朋友。