Unemployment is the single most important factor in the growing crime rates.

失业是犯罪率日益上升最重要的一个因素。

《牛津词典》

Crime rates have always been high in multi-cultural industrialized societies such as the United States.

在美国等多元文化的工业化社会中，犯罪率一直居高不下。

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A new phenomenon has appeared on the world scene: rapidly rising crime rates in nations that previously reported few offences.

世界上出现了一个新现象：以前极少报告犯罪的国家犯罪率迅速攀升。

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These costs might all be worth it if there were any proof that anti-money-laundering laws lowered crime rates.

FORBES: The $7 Billion Laundry Bill

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

FORBES: The Changing Nature of Risk

Communities with less social capital have higher teenage pregnancy, child suicide, pre-natal mortality and crime rates.

BBC: A tale of two schools