Researchers in one study in Tokyo found that more than half of junior high school students used their phones to exchange e-mails with schoolmates more than 10 times a day.
出自-2013年12月阅读原文
柯林斯高阶英汉双解学习词典释义
N-COUNT
(尤指关系要好的)同学,同窗,校友
A schoolmate is a child who goes to the same school as you, especially one who is your friend.
例句
He started the magazine with a schoolmate...他和一个同学创办了那份杂志。He was a favorite with his schoolmasters but not his schoolmates.学校的老师们很喜欢他,但同学们对他并不待见。