这个高度相对于维珍银河及其它亚轨道空间旅游工具开发者所承诺的100千米高度而言差得一段距离。
That altitude is a long ways from the height of more than 100 km promised by Virgin Galactic and others developing suborbital space tourism vehicles.
伦敦旅游卡是一张纸质票，在伦敦所有公共交通工具上都有效。
The London Travel Card is a paper ticket that is valid on all London public transport.
然而，正是这种多样性的性质使旅游业成为许多国家、区域或社区经济发展的理想工具。
However, the nature of this very diversity makes travel and tourism ideal vehicles for economic development in a wide variety of countries, regions or communities.
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