mean的形容词,名词?

网友回答

meaningful,meaning
======以下答案可供参考======
供参考答案1:
mean本身就是形容词
Your are so mean! 你真坏！
本身也是名词
The mean of 5, 4, 10 and 15 is 8.5.
5 4 10 15 的均值是8.5