亏待的英文：
treat unfairly

参考例句：

To spoil his song with, and which, snatched in haste,;Is laid down at the first ill-sounding note.
一发出沙沙的音，就给恼恨地;扔下。我这么说，并不曾亏待

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

unfairly是什么意思：
adv. 不公平地；不正当地

To affect unfavorably,unfairly,or wrongly;bias.
持偏见不良地、不公正地或错误地影响;存偏见

This is when one country sells a product in another country at an unfairly low price.
这是指某一国家在另一国家以不正当低价销售产品的行为。

I suspect that Bob is trying unfairly to influence the outcome of the enquiry.
我怀疑鲍勃正试图用不正当的手段来影响该调查的结果。

Some contend that current immigration laws unfairly discriminate against certain racial groups.
有些人争论现行的移民法不公平地歧视某些种族团体。

Separate(esp a racial or religious group)from the rest of the community and treat them unfairly
将(尤指某种族或宗教团体)与社区其他人隔开并作不公平对待