At present, common failings such as imperfect tour functions and lack of specific characters generally exist in domestic tour cities, especially in medium or small-sized ones.

目前国内旅游城市，尤其是中小型的旅游城市普遍存在着城市旅游功能不完善、个性特色不突出的通病。

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Resources scarcity cities exist some problems, such as serious collective unemployment, collective poverty and so on.

资源型城市的贫困问题除了资源枯竭这一客观因素外，与一系列的失衡不无关系；

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Electric cars are limited to cities or regions where adequate charging options exist, such as Austin, Texas, or Los Angeles.

BBC: Rental cars go electric