Thousands of police officers in many cities began to wear the vests.

VOA: special.2010.02.09

And the Germans try to set up programme where they will train very good German police officers.

德国想要在他们能够训练很好的德国警察的地方,进行此项计划。

普林斯顿公开课 - 国际座谈会课程节选

So, studies with police officers using reaction time in split-second choices on who to shoot find that your stereotypical attitudes play a huge role in who you're likely to shoot when they're holding an object in their hand that's unclear.

一些针对警察的研究,用霎间的反应时间让他们作出选择,应该向谁开枪，研究发现这些刻板态度,能极大的影响你选择向谁开枪,当他们手里拿着不明物体时。

耶鲁公开课 - 心理学导论课程节选

It seemed a good candidate to help defend police officers and soldiers.

VOA: special.2010.02.09

I got a better horoscope from The Onion actually: "Riding in a golf cart with snow cone in hand, you'll be tackled by two police officers this week after matching a composite caricature " of a suspected murderer."

我在《洋葱报》上看到的星座运程更妙：,“别一手拿着刨冰一手开着高尔夫球车，否则本周你会被两名警官逮捕,因为你的长相,和谋杀疑犯的模拟肖像很像“

耶鲁公开课 - 心理学导论课程节选

Police officers arrive after getting reports of noises from the house.

VOA: special.2009.02.02

South Africa will deploy forty thousand police officers.

VOA: special.2010.06.09

Eight-thousand police officers, assisted by army troops, have been deployed in the four cities where Confederations Cup matches are being played.

VOA: standard.2009.06.12

Many police officers worry the law would make it more difficult for them to get information from crime victims.

VOA: standard.2010.05.08

District Police Officer Iqbal Marwat says nearby civilians were wounded, but most of the casualties were police officers.

VOA: standard.2009.09.26

It is also training 40,000 additional police officers and buying millions of dollars worth of law enforcement equipment.

VOA: standard.2010.02.10

In addition to the Italians, British and Spanish police officers will be on patrol in uniform and undercover.

VOA: standard.2009.05.26

The government has hired thousands of police officers, created special courts and purchased millions of dollars worth of crowd control equipment for the event.

VOA: standard.2010.01.22

Massimo Zanni of Rome's police department,says, there will be thousands of police officers in the streets.

VOA: standard.2009.05.26

Our inability to prevent weapons from being illegally smuggled across the border to arm these criminals causes the death of police officers, soldiers and civilians.

VOA: standard.2009.03.25

To prevent violence, some 1,500 Israeli police officers guarded the Gay Pride Parade, which meant about one police officer for every two participants in the event.

VOA: standard.2010.07.29

U.N.Secretary-General Ban Ki-moon has asked the Security Council to boost the U.N.stabilization mission in Haiti by 3,500 troops and police officers, who would join 9,000 security personnel already there.

VOA: standard.2010.01.18

Haitian police officers that remain on the streets have been overwhelmed by the lawlessness surrounding them, at times resorting to shooting in the air to try to restrain the populace.

VOA: standard.2010.01.18

Police officers say the powered parachute does have limitations.

VOA: standard.2010.01.01

Comments by Pentagon officials indicate they hope the new Japanese leaders change their minds and continue the refueling mission, but the U.S.officials also recognize that Japan may decide to help in Afghanistan in other ways, perhaps by training police officers or donating money to development projects.

VOA: standard.2009.10.18

information had been given at the police office, and the officers had been sent to search the building.

VOA: special.2009.05.16

Tucson police Sergeant Fabian Pacheco also notes that forty percent of officers in his city are Hispanic.

VOA: special.2010.07.03

Still,he says he worries that more people will avoid cooperating with the police, and that officers will have less time to fight more serious crimes.

VOA: special.2010.07.03

There entered three men, who said they were officers of the police.

VOA: special.2009.05.16

Most threats to police and security officers come from handguns.

VOA: special.2010.02.09

Police largely abandoned the main rally area, but officers continued to staff road blockades outside of the city.

VOA: standard.2009.03.15

Phoenix Arizona police chief, Jack Harris. "It takes officers away from doing what our main core mission of local law enforcement is."

VOA: standard.2010.05.08

Police adopted similar tactics early Sunday in Lahore, surrounding the home of opposition leader Nawaz Sharif and deploying scores of officers in riot gear throughout the city.

VOA: standard.2009.03.15

Judge Mayer Joffe imposed the 15-year sentence on former national police chief Jackie Selebi, calling him an embarrassment to his country and the officers who served under him.

VOA: standard.2010.08.03

After police allowed a convoy of vehicles to leave the downtown area, officers rounded up scores of lawyers at a toll booth outside of the city, stuffing them into waiting buses.

VOA: standard.2009.03.12