noun

An adjective must agree with its noun in mumber and case.

形容词在数和格方面必须符合其所修饰的名词。

In “the black cat” the adjective “black”modifies the noun “cat”.

在“那只黑猫”中，形容词“黑的”修饰名词“猫”。

On the spines of books shelved in certain libraries and bookstores you will see OATES but this is a descriptive term, this is not a noun.

在某些图书馆或书店里某些图书的书脊上，你会看见“欧茨”，但这里的“欧茨”不能作名词解，它是个描述性的词语。