Primary 形容词
1.首要的,主要的
A primary cause of Tom's failure is his laziness.
懒惰是汤姆失败的主要原因之一.
2.初级的,初等的;基层的[Z][B]
I started primary school when I was 5 years old.
我五岁时开始读小学.
school 名词 学校的意思
Primary school和起来是初等的学校的意思,简单的翻译就是小学
另外,初中是Junior middle school,高中是Senior high school,大学是University