波特兰的治安比较好，很安全 ，参考信息如下：According to the Federal Bureau of Investigation's Uniform Crime Report in 2009, Portland ranked 53rd in violent crime out of the top 75 U.S. cities with a population greater than 250,000.The murder rate in Portland in 2013 averaged 2.3 murders per 100,000 people per year, which was lower than the national average. In October 2009, Forbes magazine rated Portland as the third safest city in America
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