Walk on air for 70 feet over the edge of Grand Canyon West.

在西部大峡谷边缘的空中漫步70英尺。

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Now it is time for you to walk on air for 70 feet over the Grand Canyon.

现在是时候让你自己在大峡谷上腾云驾雾70英尺了。

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It surrounded her like a mystic fire and lifted her up so that she seemed to walk on air.

它象一团神秘的火把她裹在其中，把她托在空中，使她仿佛飘然而行。

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Brighton West's remains may be incorporated into a gigantic viewing tower, the i360, in which people will rise in the air, on a vertical pier, rather than walk on water.

ECONOMIST: Musings on a favourite memento mori

Passengers walk through a machine that blows a burst of air, intended to dislodge molecules of substances on a person's body and clothes.

ECONOMIST: Airport screening technology