It must stop the arbitrary arrests, detentions and torture of prisoners.

必须停止恣意的逮捕，拘留和虐待囚犯的行为。

youdao

But it also said it had uncovered evidence of abuses by anti-Gadhafi forces, including mass killings of prisoners, torture, disappearances and arbitrary arrests.

但是该报告称，他们也发现证据表明反对卡扎菲的力量也出现了虐待现象，包括大规模杀害，虐待，失踪，任意逮捕等等。

youdao

The operation resulted in curfews, roadblocks,arbitrary arrests, and limited civilian air transport.

VOA: standard.2009.04.16