But a single truth, if it is obvious, is enough to guide an existence.

但这个真理如果是显而易见的，那它就足以指导一个存在。

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The poster format includes a single-page overview of the map, which you can use as a guide for assembling the map sections that appear on separate slides.

海报格式包括示意图的一个单页概览，可用作一个指南来组装单独的幻灯片上出现的示意图区域。

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There are some distinct advantages to taking this approach, namely that a single set of design principles can guide you regardless of the usage.

采用这种方法有一些明显的优点，也就是不管您选取了哪一种使用情景，都可以采用一组设计原理来指导设计。

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No effort to create a single, national guide to sustainable seafood has yet emerged.

WSJ: Guidelines for Eating Sustainable Seafood

The site is fresh and engaging, ranging in a wide list of topics including a guide written for single girls, open letters to coconut water, and crafting tips on sprucing up purses.

FORBES: How Great Word Of Mouth Went Above And Beyond For HelloGiggles

There can also be an advantage in having a single group in charge of advertising to help guide companies through a more complex world.

ECONOMIST: Advertising: Consumer republic | The