We all know the fact that taking part in the physical exercises helps build up our strength.

我们都知道参加体育活动有助于增强体力。

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I gave her the wisdom to know that a good husband never hurts his wife, but sometimes tests her strength and resolve to stand beside him unfalteringly.

我赋予她智慧让她知道一个好丈夫是绝不会伤害他的妻子的，但有时我也会考验她支持自已丈夫的坚持与决心。

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Yet, Darwin theorized in a world much different from the one we know. That is why scientists today wonder at the depth of his knowledge and the strength of his arguments.

尽管如此，达尔文的理论与我们所知道的世界上任何一种理论都不一样，这也正是为什么至今科学家们仍然对他探求知识的途径和他理论的力量感到惊讶。

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If we know that this is it the dissociation energy for a hydrogen atom, we can also say the bond strength for hydrogen molecule 424 is 424.

如果我们知道了这是一个氢分子的离解能,那么我们也可以说氢分子的键的强度,就是。

麻省理工公开课 - 化学原理课程节选

As neighbors help neighbors and families take in the displaced, I know that the strength and the resilience of the Indonesian people will pull you through once more.

WHITEHOUSE: Indonesia��s Example to the World

It's not a sign of weakness to look for help, to try to answer questions that you don't know the answers to -- it's a sign of strength when you do that.

WHITEHOUSE: Celebrating National Mentoring Month

Those who bet that Apple can buck the trend know little of the strength of the forces on the other side.

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