In general, the power of police interrogation is expanding, and the judges and legislators always try to keep the balance between the police power and the individuals' rights.

警察讯问权总体上不断扩张，在这个过程中，普通法和制定法都努力保持警察侦查权与公民权利之间的平衡。

youdao

The occupational crime of police has been given extensive attention by academe because the power of police is regarded as a complex organ that performs the national regime and jurisdiction.

警察力量作为复合行使国家行政权和司法权的机关，其职务犯罪问题引起学界的广泛关注。

youdao

The police have the power of arrest.

警察有逮捕权。

《柯林斯英汉双解大词典》

He says this means establishing the rule of law, rejecting the idea of a police state and supporting the separation of power.

VOA: special.2010.04.03

That flooding and persistent power cuts sparked riots in the Pikine neighborhood where people barricaded roads with burned tires and smashed the windows of a police vehicle.

VOA: standard.2009.09.06

When we depute to local police departments the power to shoot an aggressor against the life or property of another, that police power derives entirely from the universal, unalienable right of every person to defend his or her rights.

FORBES: Gun Control: 10 Observations On A Controversial Subject

The reason I believe it matters is that this row is now about the power of politicians, the police and the press - the issues which, you may recall, triggered the Leveson inquiry.

BBC: Why the Andrew Mitchell 'plebgate' story matters

They worry about the growing power of the Sunni sheikhs within the police force, that could lead to more friction with the Shiite-dominated government in Baghdad.

NPR: Sunni Sheiks Join Iraqi Police to Fight Al Qaida