ates，音标：英 [ˈklɑːsmeɪt]   美 [ˈklæsmeɪt] 同班同学”。2. schoolmate, 音标：英 [ˈskuːlmeɪt]   美 [ˈskuːlmeɪt] 同校校友。

ate

英 ['klɑːsmeɪt]  美 ['klæsmet] 

n. 同班同学

短语：

1、Classmate relation 同学关系

2、classmate economy 同学经济

3、The classmate meets 同学聚会

4、a classmate of mine 我的同学

5、meet a classmate 遇见一位同学

例句：

What are your classmates doing now？
你的同学们现在在做什么？

He turned around, and I recognized him as a former classmate.
他转过来，我才认出是位老同学。

2. schoolmate

英 [ˈskuːlmeɪt]   美 [ˈskuːlmeɪt]

n. 同校校友

短语：

old schoolmate老校友

schoolmate meeting校友会

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。

I met my old schoolmate, who was very pleased to see me. 我遇到了我的老同学，他见到我也很高兴。