How do they stay there? They ride on air.

他们怎样停留在那里？他们乘坐空气。

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They ride on air.

他们乘坐空气。

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They will use magnetic forces or jet engines and they will ride on air.

他们会利用磁力或喷气机，他们会在空气上行驶。

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And part of it will be met with huge landing craft that ride on air cushions.

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Viewing the vast tranches of rock from the air on a helicopter ride or from the transparent Skywalk will be an unforgettable experience for any child.

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"I was skeptical that you could create a multigenre site, " says Mr. Wilson, whose job is to ride herd over what goes out on the air and via the Web at the network.

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