To make a proof is quite costly for the printer because he not only has to make the printing plates but also needs to install them on the machine and make a few impressions in the correct color.

对印刷商来说，打样很贵，因为他不仅要做印版，但还需要把它们安装在机器上，并用正确的颜色作一些印张。

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Gladwell's other entry on this list, right behind Blink, is proof that you don't need a Robert Langdon to make a best-selling franchise.

这是格拉·德威尔的又一上榜力作，位置仅次于《闪灵》，这也证明你不必只需要一个罗伯特·兰登去告诉你什么是最畅销的。

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Bisphenol A. Also called BPA, it's used to make shatter-proof plastic known as polycarbonate, found in everything from water bottles to medical devices to the lining of food packaging.

双酚a，也称BPA，用来生产防碎塑料，工业上又叫作聚碳酸酯。BPA无处不在，从矿泉水瓶、医疗器械到及食品包装的内里，都有它的身影。

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Welles said, forgive me for repeating myself from a previous class, Welles said the problem with Citizen Kane is that it just look like a young film maker trying to set proof to the world that he can make movies. That's exactly what it was.

请原谅我,又要重复上次课上的话，威尔斯说，《公民凯恩》的问题在于,它看起来就像是一个年轻的电影制作人,试图去向世界证明,他能够做电影，的确是这样。

麻省理工公开课 - 电影哲学课程节选

But it would offer a way to make better raincoats, and is also a proof of principle.

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But they value entrepreneurship and see success stories like Mark Zuckerberg, Sean Parker and a host of other young innovators as proof that they can make a difference and make money doing it.

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Plaintiffs will be hard pressed to present sufficient proof to make a convincing argument on this point, which is likely the main reason that NFL member clubs have been kept out the majority complaints that have been filed.

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