英语语法分析

Are they countable nouns or uncountable nouns?

它们是可数名词还是不可数名词?。

Differentiate between countable and uncountable nouns.

区分可数名词与不可数名词。

Nouns such as book, pen, apple and toy are countable nouns.

像书、笔、苹果和玩具这类名词，称其为可数名词。