Fewer than before, but still enough to make it a powerful force.

VOA: special.2009.11.26

It's a powerful force that goes behind the scene and I hope we can draw that out in this course.

它是一种潜藏在暗处的强大力量,希望通过此课可以窥得其冰山一角

耶鲁公开课 - 金融市场课程节选

But it's those kinds of questions that, there's a little bit of spark, there's a little bit of a powerful force and there's just a lot of hard work to get from here to there.

但是问题是，那时候已经产生了一些火花，一些外在动力,只不过达成目标还需要大量的艰苦工作。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

So technology is a powerful force in our society and I respect power of this kind.

科技是我们社会里一股强大的力量,我很敬畏这种力量

耶鲁公开课 - 金融市场课程节选

It's a force in itself that's much you know more powerful than we are as individuals.

自然本身便有如此大的威力,要比人类更加强大。

普林斯顿公开课 - 人性课程节选