In dynamic programming, one of the things that's going on is we're trading time for space.

在动态编程法中我们是在用,空间换时间，除了动态编程法。

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For the adult learner, the technology has the capability of freeing us in terms of time and space.

对成年学习者而言，技术能够让我们免受,时间和空间的限制。

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Well I'm going to suggest that what I did was I really traded space for time. It makes me sound like an astro physicist somehow right?

困难在哪里？我在这里是如何权衡的？,我在这里所做的就是用空间换时间,这让我听起来像一个天体物理学家，是不是？

麻省理工公开课 - 计算机科学及编程导论课程节选

For example, I don't have more space to write, if this is time and this is earnings-- if your earnings were,say, flat and suddenly increased like that, they wouldn't believe this increase at first, so the board would decide to adjust only, say, half way up.

例如,没地方写了,横轴是时间,纵轴是收益,如果你的收益,一直平稳,突然间提高,他们刚开始不敢相信这种增长,董事们决定只小幅增加,如增到一半

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