The city environment is closely related to life quality-when there is garbage here and there, everyone will fall victim and nobody can escape this vicious cycle.

城市环境与生活质量紧密相关——当到处都是垃圾的时候，每个人都是受害者，也没有人会逃出这个恶性循环。

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The reason is that city dwellers generally live closer to the places where they work, shop and play, and are more likely to walk, cycle or use public transport than suburbanites or country folk.

原因是城市居民住所通常更接近他们上班购物和娱乐的地方，以至于相比较郊区居民，步行，骑车或乘坐公共交通是更常见的选择。

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Consequently city schools lack a wealthy tax base and are short of money. A cycle begins.

由此而来的是城里学校缺少富裕的税收基础而经费不足，恶性循环开始了。

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At the conclusion of each two-year, three-city cycle, the Guggenheim Museum in New York will hold a special exhibition showing work produced.

FORBES: BMW, Guggenheim to Design Urban Future

The Liverpool City Cycle Hire Scheme will see 1, 000 bikes available for hire with 60 stations across the city where they can be returned.

BBC: Chris Boardman backs Liverpool bike hire scheme

Great mileage on the highway, which is where a diesel excels, and then when you get in the city cycle it'll run on the hybrid battery, which should give you excellent city mileage.

NPR: Hybrids and the 'Halo Effect' of Car Ads