You'll see both terms used on the web, and the literature etc., and think of them as synonyms.

然后把它们当做同义词，现在类的概念。

麻省理工公开课 - 计算机科学及编程导论课程节选

So they play on sports teams, they're involved in clubs, etc. and things like that. And, so

他们会参加运动队，各种俱乐部等等。所以，

图书馆经常人很多 - SpeakingMax英语口语达人

I think it's kinda...you do it to both but right now, tax increase in 2011, 2012, 2013, etc. as what's on the books would be very bad for the economy.

双管齐下当然不太现实,但目前来看，要是从2011年开始，按照经济理论，而一直往后增税的话,对经济可谓百害而无一利。

斯坦福公开课 - 经济学课程节选

But in this game, playing best response to each other, figuring out that in fact the other guy is going to cheat on me, or the other guy is anticipating that I'm going to cheat on him, or the other guy is going to anticipate that I'm going to anticipate that he's going to cheat on ,me, etc., etc., will eventually drag us back to the Cournot quantity.

但在这个博弈中,互相采取最佳对策,预料到了对方会违约,或者对方预料到了我会违约,或者对方知道我会预料到,他会违约,以此类推,那么最终还是会达成古诺产量的

耶鲁公开课 - 博弈论课程节选