The police must give the suspect the reasons why they are arresting him and tell him his rights under the law.
警察必须告诉嫌疑犯逮捕原因,以及法律赋予他的权利。
The block was entirely barricaded by police, who began arresting the demonstrators and putting them in paddy wagons and buses.
该街区已被警方完全封锁,他们开始将示威者逮捕并投入囚车和大客车中。