- 问题详情:Withoutplanningtourismcancauseproblem.Forexample,toomanytouristscancrowdpubicplacesthatarealsoenjoyedbythepeoplethere.Iftouristscreatetoomuchtraffic,thepeopletherebecomeangryandunhappy.Theybegantodisliketouristsandtotreatthemimpolitely.Theyfo...
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