尽管萨塔瓦的视力距离可以做标准的手术可能还有几年的时间，但科学家们正在虚拟现实手术方面取得进展。

Although Satava's vision may be years away from standard operating procedure, scientists are progressing toward virtual reality surgery.

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和美国人相比，中国人拥有较大的权力距离。

The Chinese have a comparatively large power distance than the Americans.

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这些都表明了中国和美国在权力距离方面的不同。

This embodies the difference in power distance between the U. S. and China.

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