This is my little secret. It's a secret because it sounds like magic fairy dust and flying unicorns, and generally makes me sound crazy.

这是我的小秘密。原因？你见过魔法或飞行的独角兽吗？更则因为，听起来我好像疯了。

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To be fair, finding the list of documents that contain the keywords is the easy part, while ranking techniques still involve a lot of black magic and secret evaluation formulas.

公正地说，查找包含关键字的文档列表是件很容易的事情，但是，排序技术却涉及到很多未知的技术和深奥的计算公式。

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The art of color grading sometimes feels as if it's shrouded in mystery-the secret sauce that filmmakers use to get that magic "cinematic" look.

色彩分级的艺术有时会让人感觉好像被神秘的秘密-电影制作者用来获得魔术“电影”外观的秘密。

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"When you have your own secret language, that's what makes it magic."

VOA: standard.2010.02.13

For this really is the secret, the magic sauce.

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Beyond Artorias lies the lost Oolacile Township, a stone city similar to the Undead Burg, full of winding stairways and secret doors only accessible with certain magic, draped in ivy and moss.

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As Richard finds out, he also covets a more secret passion -- preserving the history of magic for future generations.

CNN: Quest for magic