N tourism involving activities that are physically challenging 探险游; 一种挑战人体能的旅游方式 [AUSTRALIAN]
There are lots of names for these new forms of tourism: responsible tourism, nature tourism, adventure tourism, educational tourism and more.
这些新的旅游形式有很多名字：负责任的旅游，自然旅游，探险旅游，教育旅游等等。
Changes are being made from traditional sites to eco-tourism, rural tourism and adventure tourism.
从传统旅游到生态旅游，城市旅游至丛林探险，变化正在悄然发生。
The idea is that as space travel becomes more common, it will foster new commercial research and adventure tourism.
想法是这样的，随着太空旅行变得更普及，它能培育新的商业研究和探险旅游。
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