公平地对待的英文：
treat fairly

参考例句：

I shall like you to play fair with me.
我希望你公平地对待我。

You should do justice to everyone.
你应当公平地对待所有的人。

You should treat everyone liberally.
你应该公平地对待每一个人。

Dealt squarely with his customers; always treated me square.
公平地对待他的顾客；总是对我很正直。

treat是什么意思：
v. 对待；看待；医治；处理；探讨；请客
n. 款待；乐趣

Treat other people as you hope they will treat you. —— Aesop
你希望别人如何对待你，你就如何对待别人。——伊索

He was treated with great rigor.
他受到极为苛刻的待遇。

Whose turn is it to treat next?
下次该谁请客了？

treated, coated, or impregnated with rubber.
用橡胶处理，涂上或注入橡胶。

heat treating oil
热处理用油

fairly是什么意思：
adv. 相当地；公平地；简直

I fairly jumped for joy.
我简直高兴得跳了起来。

This plan is fairly elastic.
这个计划有相当的灵活性。

The suit is fairly extravagant.
这套装过于昂贵。

The packing is usually fairly haphazard.
这种填充一般具有相当大的偶然性。

He should be treated fairly.
他应该得到公平对待。