Definition (群体)
A group of students who graduated in a specific year.
（某年）毕业班
The class of 2008 founded several successful tech startups within five years of graduation.
2008届的学生在毕业五年内创办了几家成功的科技初创公司。
The class of 2015 was commended at their graduation ceremony for being the most dedicated class.
2015届的学生在毕业典礼上被赞誉为最专注的一届。
As the class of 2020, they had to navigate finding jobs during a turbulent time.
作为2020届的学生，他们不得不在动荡时期寻找工作。