以往，旅游业是一个以交易为中心或以事件为中心的行业。
Historically, the travel industry has been a transaction - or event-centered industry.
这是一个商业中心，但仍然有无穷无尽的机会旅游业。
It is a commercial hub but still have endless opportunities for tourism.
这是一个商业中心，但仍然有无穷无尽的机会旅游业。
It is a commercial hub but still have endless opportunities for tourism.
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