Top lay-er services also can be implemented on layers further down the stack, in effect skipping intermediate layers.

顶层服务可以由堆栈更下层来实现，事实上跳过中间层。

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Southpaws can turn the screen upside down to get the same effect, though now you've got the home button on the top and the camera on the bottom.

左左撇子可以将屏幕上边缘调转以获得同样的效果，尽管这时你的HOME键在上部而摄像头在底部。

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At last, according to the practice projects, the thesis gives a particular introduction for the application of construction process and the application effect of the top down construction.

文章最后结合具体工程实践，对逆作法施工工艺的具体应用进行了介绍，详细说明了逆作法的效果。

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The point is, in order to truly effect change, we need both top-down government-driven approaches, and bottom-up initiatives like crowdfund investing.

FORBES: Can Crowdfunding Create Jobs and Will The Government Help?

Likewise, in the conventional thinking about markets, economic progress depends not on the labors of infinite economic actors but on the select few, the brainiacs, who rise to the top and generate innovations from which ordinary mortals benefit through a kind of trickle-down effect.

FORBES: The Fable Of Market Meritocracy