Violent crime is not limited to big cities.

暴力犯罪并不局限于大城市。

《牛津词典》

Crime and drugs are infesting the inner cities.

犯罪和毒品充斥着市中心区。

《柯林斯英汉双解大词典》

There appears to be a dip during the 3 a.m. to 7 a.m. hours for all crime types, across all cities.

通过图表我们可以发现在凌晨3点到7点间，城市中各类犯罪的计数会普遍出现一个集体的上扬现象。

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This comes as American officials say Mexican organized crime groups are supplying drugs in a growing number of cities across the United States.

VOA: special.2009.04.18

Other cities around the world also began to use this crime-fighting method.

VOA: special.2009.03.03

The suburban cul-de-sac offered a safe place to play, with lower crime rates than cities.

FORBES: The Changing Nature of Risk

Cutting crime in the cities would end the "exodus to the countryside" and ease pressures on the green belt.

BBC: Hague rallies the countryside

Robbers on motorbikes pulling up alongside cars and holding them up is quite a common crime in Pakistani cities.

MSN: U.S. official faces murder charges in Pakistan - World news - South and Central Asia - Pakistan | NBC News