Teacher: What's an abstract noun, Jane?

Jane: I don't know, madam.

Teacher: What, you don't know! Well. It's the name of a thing which you can think of but cannot touch. Now, give me an example.

Jane: A red-hot poker, madam.

老师：简，什么是抽象名词？

　　简：我不知道，老师。

　　老师：什么，你不知道！抽象名词就是你想象得到但触摸不到的东西。现在，你给我举个例子。

　　简：老师，比如说一根炙热的拨火棍。