Schoolboys and schoolgirls should not be regimented.是什么意思？

Schoolboys and schoolgirls should not be regimented.

对中小学的学生不应管理太严.

schoolboys

n. （中小学的）男生( schoolboy的名词复数 )；

例句
Elizabethan schoolboys were taught adoxography, the art of eruditely praising worthless things.
伊丽莎白时代的男学生被教授“学述”学, 亦即博学地歌颂无益事物的人文学科.

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

schoolgirls

n. （中小学的）女生( schoolgirl的名词复数 )；

例句
The schoolgirls giggled when the famous football player walked into their classroom.
当这个著名的足球运动员走进教室时,女生们都咯咯地笑起来.

should

应该，将会，可能，本应；

例句
The older child should be able to prepare a simple meal...
那个年纪稍大的孩子应当会做一顿简单的饭菜。

not

adv. 不，[用以表示否定、否认、拒绝、禁止等]不是，几乎不，未必，没有[用于否定后面的词或短语]；

例句
It became very clear that the incident was not just an aberration, it was not just a single incident.
事实已经很清楚，这件事不是偶发的，它并不是一起孤立的事件。

be

v. 是，有，存在，做，成为，发生；aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质；

例句
The older child should be able to prepare a simple meal...
那个年纪稍大的孩子应当会做一顿简单的饭菜。

regimented

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例句
The school imposes a very regimented lifestyle on its students.
学校将非常死板的生活方式强加给学生。