The pressure on public officals, corporations and urban citizens to reverse established trends in air pollution is likely to grow in proportion with the growth of cities themselves.

随着城市自身的增长，公共机构、企业和城市市民扭转现有空气污染趋势的压力也变得更大。

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Officals say they didn't find anything serious.

官员们说他们没有发现任何严重的问题。

youdao

Twenty million visit the city every year. City officals also point out that there are thousands of unofficial residents of Venice: students and island inhabitants who don't officially register.

VOA: standard.2009.11.14

Today I accomplished the rare feat of making not just one but two German customs officals smile.

FORBES: Interlude: Frankfurt International Airport and Feeble Attempts at German

The report said officals at the Departments of Energy, Homeland Security, Justice and Defense told investigators from the General Accounting Office that they did not know the extent to which their telecommunications networks contained foreign-developed equipment, software or services.

FORBES: GAO: Global IT Supply Chain Poses New National Security Risk