But the modern fashion for greenness has enabled a number of designers to find something new, in the shape of vessels so clean and self-sufficient they might never need refuelling.

然而追求绿色的现代时尚总能让一些设计师设找出新的东西，可以让游艇如此清洁、自给自足，可能永远不需要燃料补给。

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The UI looks clean and self-evident, and it introduces some nice UI innovations for multitasking that a lot of tablet users will appreciate.

新界面看起来简洁、一目了然，它所带来的在用户界面多任务处理方面的优秀革新确实迎合了很多平板用户。

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And as the mirror cells excreted waste and died, the accumulating material would be like a self-generating oil spill with nothing to clean it up.

随着镜像细胞的消化和死亡，累积的废弃物便如同自生的浮油，且无法清理。

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The decommissioned refineries themselves, filled with clusters of these uber-green multi-unit homes, could potentially be transformed into entire self-sustaining, clean-energy generating communities.

FORBES: Written by Matt Hickman

Why is the United States still locked in this self-perpetuating boom-bust cycle in clean energy?

FORBES: The Coming Clean Tech Crash

Nonetheless, in recent years America has come to resemble much more closely that brightly lit, fume-free city on a hill that policy wonks dream about, where energy is cheap, clean and reliable (if you consider self-sufficiency a proxy for reliability).

ECONOMIST: Lexington