同学又称同窗，从小到大我们会遇到很多同学，有小学的，初中的，还有高中大学的，我们每一个年龄阶段都会遇到不同的同学，我们应该珍惜每个阶段的同学，把他们当做好朋友对待。

同学用英文是Classmate

英 [ˈklɑːsmeɪt]  美 [ˈklæsmet]

例句

She felt like a fifth-grader who had snitched on a classmate. 

她觉得自己就像一个告发了同班同学的五年级学生。

Though they graduated from the university ten years ago, all the classmates try to keep up with one another. 

虽然他们已从大学毕业十年了，但所有的同班同学都设法相互保持联系。

The monitor's speech and the occasional remarks of some classmates were all very interesting. 

班长的发言和几位同学的插话都很有意思。