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.
相反，潜在假设是节省下来的时间将用于促进社区的社会和经济发展活动。
The underlying assumption was that the time saved would be used instead for activities that would improve the social and economic development of the communities.
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