当我们上个月采访马克.赞第时，他说这种令人沮丧的销售下滑可能还会持续一年左右，然后房屋市场才会呈现回归正常的态势。

When we talked to Mark Zandi last month, he said it's likely to be a year or so before the percentage of distressed sales falls and the housing market gets back to some semblance of normalcy.

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据波士顿动力的创办者、董事长马克·雷伯特介绍，这之后会再持续测试十八个月。

That will be followed by another 18 months of testing, according to Boston Dynamics founder and President Marc Raibert.

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经济学家马克·维特纳表示，2013年新房销售的表现将持续强劲。

Economist Mark Vitner says sales of new homes could be strong again in 2013.

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There is also the constant, creative tension around experimentation and making sure everyone in the organization feels it's better to experiment, fail and then move on and experiment again than to not do that.

而且，在技术试验上，他总会持续迸发出创造性的火花,在这之前，马克会去确认,团队里的每一个人是否同意试验，如果第一次失败，我们会继续,而不是停止试验。

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