Things are not "made up" in Frost, not "made up" in the sense of imagined, but called up out of thin air, like fairies and elves.

在弗罗斯特的作品中，事物不是“虚构的”，不是想象中的“虚构”，而是凭空虚构出来的，就像仙女和精灵一样。

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But it seemed that he had disappeared into thin air.

但是他似乎消失得无影无踪了。

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Normally, those levels fall when food intake decreases, but in this case Lippl attributes the change to the thin air.

通常瘦素会随着进食的减少而下降，利普认为这次是稀薄的空气导致了这种变化。

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The hike is tough due to the steep terrain and thin air, but the scenic rewards are worth it.

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The major averages kept rising into nose bleed thin air, but the Ag names were struggling to stand upright.

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"Because it's contact-less there's a perception people can grab it from thin air, but it's actually a more sophisticated technology than credit cards with a magnetic stripe, making it more difficult to steal a consumer's payment information, " said Nick Holland, a mobile-transactions analyst at Yankee Group.

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