学习年限的英文：
1.the period of schooling

juvenile period
幼年期(构成中心木质部的一段时期)

But this is a transitional period.
但这是个转变过程。

The period includes the legal period and the period designated by the people's court.
期间包括法定期间和人民法院指定的期间。

We'll call this time period the translation period.
我们称这个时间周期为转化时期。

In this period, the cost would be enormous.
在这期间，就会损失惨重。

This is the argument of the school.
这就是流行学派的论据。

the cock of the school
学生中的头目；最横行霸道的学生

These are primary school pupils and those are secondary school students.
有小学生也有中学生。

The primary school is compulsory, and the pupils go to their local schools.
初级学校教育是义务制教育，学生都在当地的学校就读。

Reputation of undergrad school is important for grad school admission.
本科学校的声望对于研究生院的录取来说很重要。