fair
fair enough
意：我同意了;行吧;好吧;让人满意，不错
例，Fair enough, I think that's a very reasonable price.
可以，我看这是个很合理的价格。
A: You can eat the ones I don't want.
我不要的你都可以吃。
B: That's fair enough!
这还不错!
fair's fair
用：用作呼叮或提示.表示某事该做而且做得公平合理。
意：(双方都)应当公正才是
例 .Give me same of yours; fair's fair, your piece of cake is much bigger than mine.
把你的给我点，公平些，你那块蛋糕比我的大得多。
Fair's fair. If you had done the work properly you would not have been punished.
我们做事是讲理的，如果这项工作你没出什么差错，你也不会被处罚的。
I must be fair.
用：说这句话表示不想使听者对自己给某人、某现象所下的评论或结论产生不公平、不合理，甚草是不正确的理解或印象。也说to be fair作插人语。
意：应该公平地讲;必须公平地讲;必须切合实际地说
例，Last month there were over a thousand hanlcruptcies in the private seetor. I must be fair, by no means were all of these due to government policies.
上个月有一千多家私有企业破产公平地说，这些破产绝非都是由政
府的政策所致。