Of or relating to a common noun.

有时普通名词会转变成专有名词。

Of or relating to a common noun.

普通级[高级]普通教育证书。

Of or relating to a common noun.

乍一看它很普通，其实它不普通。

But if it's just a common noun, we should use the plural form.

但如果是一般名词，那我们就需要用到复数的形式。

This is an abstract noun, but it is used as a common noun here.

这是一个抽象名词，在这里用做普通名词。