So it's almost as if functions really are useless because they have no ultimate effect.

所以几乎是函数是没起作用的,因为它们没有最终的效果。

哈佛公开课 - 计算机科学课程节选

Therapy for free tends to be useless therapy.

免费的心理治疗往往没有什么效果。

耶鲁公开课 - 心理学导论课程节选

you tell me you believe American people should understand about each, We talked about stimulus, and you argues that it is not simulative at all, the cap and trade global warming bill passed the house in late June and now move to the Senate.

您说过,您认为美国人,应该彼此理解，我们讨论了刺激计划，您说刺激没有效果，全球变暖总量控制与交易法案,今年六月刚在众议院通过,现正在参议院审议中。

斯坦福公开课 - 经济学课程节选

So this is not even thinking about the other electron shielding, just if we think of the fact, all we need to think about is that the effect of going to a further away n n as we go down the table.

到现在我们甚至还没有考虑,其它电子的屏蔽效果，即使我们要考虑这个因素，我们需要考虑也就是,沿着周期表的某一列往下走，距离会逐渐变远,将起最重要的作用，actually，dominates,这一结果所产生的影响。

麻省理工公开课 - 化学原理课程节选