Well, I suppose turnabout is fair play.

天道好轮回 苍天饶过谁。

Because in the N.F.L., turnabout is fair play.

因为在 NFL，逆转是公平竞争的。

No use to talk about it! Of course he was bitter at her long neglect, of course he was mistrustful of her sudden turnabout.

确实用不着谈嘛！当然，他会为她的期冷淡而感到痛心的，他对她这个突然的转变当然要怀疑。

In several other instances he also used our life situation as his source material — an intriguing turnabout.

在其他几个例子中，他也使用我们的生活状况作为他的原始资料——一个有趣的转变。

In what is a bit of  a linguistic turnabout, today's " hound" (from yesterday's " hund" ) has now shifted in meaning  to refer only to a particular type of dog, while " dog" has replaced " hund" as the umbrella  term.

这是一个语言上的转变，今天的“猎犬” （来自昨天的“hund” ）的含义已经发生变化， 仅指某一特定类型的狗，而“狗” 已经取代“hund” 成为总称。