public school

公立学校
n. 公学

The Public School system is often seen to be the sacred cow of the upper classes.

公学制常常被看作是上层阶级神圣不可侵犯的事物。

One solution to the problem of religious instruction that many public schools have adopted is a system of released time for religious instruction.

许多公立学校所采取的一项解决宗教教育问题的办法是为宗教教育腾出一定的时间。