student意思是学生，是名词，且是可数名词。例如：

1. I am a primary school student.我是个小学生。

2.—How many students are there in your class 你班里有多少学生。

—There are 45students in my class.我班里有45个学生。

3.She knows every student in the school.她认识学校的每个学生。

它的意思是学生，所以是名词