Frequent cases of assaulting police officers in recent years show police 's operation of police powers is not clear , nonstandard .
近年来袭警案件频发,究其背后的原因在于人民警察权力运行得不明确、不规范。
However , as there exists nonstandard language and unclear information in the original text , it becomes necessary to reconstruct the language form and rearrange the information structure in the translation process .