So it doesn't matter how big the dictionary is, you can instantaneously retrieve the value associated with the key. Extremely powerful.

因为你可以在线性时间，内得到想要的键对应的值,这太强大了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Just has indicates the New deal, the new deal, most of the key people in new deal were for big government intervention, long before there was a stock market crash.

就像新政所证明的一样，大多数起草新政的关键人物,都赞成大规模政府监管，早在股票市场崩盘之前他们就这样想了。

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