She has many pencils,blue and red其中blue and red在句中充当什么成分?

问题描述:

She has many pencils,blue and red其中blue and red在句中充当什么成分?

pencils的定语 blue and red 是pencil 的补充
she has many pencils that/which are blue and red(blue-and-red).
也可解释为被打的青一块紫一块