年轻游客数量和不断增加，可以归于他们迅速提高的收入和探索外部世界的好奇心。
The increasing number of young tourists can be attributed to the rapid rise of their income and curiosity for exploring the outside world.
年轻游客数量和不断增加，可以归于他们迅速提高的收入和探索外部世界的好奇心。
The increasing number of young tourists can be attributed to the rapid rise of their income and curiosity for exploring the outside world.
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