Developers should utilize PHP frameworks for various reasons, but the number one reason is for speeding up the development process.

开发者可能出于不同的考虑而使用PHP开发框架，不过首当其冲的原因是为了加速开发过程。

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The summit is not expected to agree to make any big changes to the status quo, for the simple reason that the various leaders do not agree over whether that would be a good idea or counter-productive.

不要指望峰会做出什么改变现状的决定，理由很简单，各国领导人在这种问题上难以达成一致。

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In his 1978 classic on human Nature, Wilson describes the human mind as a device for survival and reproduction, with reason as just one of its various techniques.

1978年，在经典著作《论人性》一书中，威尔逊将人类的理智描述为用于生存和繁衍的工具，和其他各式各样的生存技艺一样，其存在必然有它的合理性。

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We heard through the grapevine there was at some point a prototype with buttons of various width, but for whatever reason that didn't make the cut.

ENGADGET: Rock Band 3 Pro guitar preview: the guitarist vs. the guitar hero

That is yet another reason for politicians to get their various acts together: doing so will encourage savers to remove their cash from under their mattresses and put it into productive assets.

ECONOMIST: Investing during a crisis

So it simply stands to reason that you make models for various scenarios and every time there is new information that comes in from an actual event you take that data and you analyze it and you examine whether or not it affects the models you have for safety and security of your facilities.

WHITEHOUSE: Press Briefing