这项研究比较了全世界37个城市投入交通运输的财富比例。

The study compared the proportion of wealth poured into transport by thirty-seven cities around the world.

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世界上最大的两家拍卖行——苏富比和佳士得——不得不向那些将作品交给他们拍卖的客户支付近2亿美元的保证金。

Within weeks the world's two biggest auction houses, Sotheby's and Christie's, had to pay out nearly $200m in guarantees to clients who had placed works for sale with them.

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苏富比拍卖行的动机能很容易地看出。

Sotheby's motives are easy to understand.

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Well, crossword puzzles aren't a very deep subject, and we might wonder whether or not we would do better if we were engaged in something more mentally challenging than that.

填字游戏不算很深奥的东西，我们也不知道自己能否做得更好,如果我们去做,比填字游戏更富挑战性的事情。

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