Tele-immersion may sound similar to virtual reality, but there are key differences between the two technologies.

远程沉浸听起来类似的虚拟现实，但有两种技术之间的主要差异。

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This is not only because tele-immersion will become better and cheaper but because air travel will face limits to growth because of safety, land use and environmental concerns.

这不只是因为远距实境会变得价廉物美，也因为航空业基于安全性、地使用以及环境的考量，将面临成长的极限。

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This is not only because tele-immersion will become better and cheaper but because air travel will face limits to growth because of safety, land use and environmental concerns.

这不只是因为远距实境会变得价廉物美，也因为航空业基于安全性、地使用以及环境的考量，将面临成长的极限。

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