We should discard old beliefs.是什么意思？

We should discard old beliefs.

我们应该抛弃旧观念。

we

pron. 我们，咱们，笔者，本人，朕，人们；

例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

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。

discard

vt. 丢弃，抛弃，解雇，出

例句
Einstein had the chutzpah to discard common sense and long-established theory.
爱因斯坦敢于抛弃常识和长期公认的理论。

old

adj. 老的，古老的，以前的，（用于指称被替代的东西）原来的；n. 古时；

例句
She was old enough to absent herself from the lunch table if she chose...
她长大了，可以自己做主不来吃午餐了。

beliefs

n. 信，信任（belief的复数形式）；

例句
He does not think that his beliefs make him any worse than any other man.
他觉得自己的信仰并不让他比其他人更邪恶。