To act unscrupulously; to commit outrages; to behave recklessly and improperly.
那伙不法分子经常在深夜误作非为，扰乱社区安宁。
That group of unruly individuals often engaged in misconduct late at night, disturbing the community's peace.
Next Idiom
To act unscrupulously; to commit outrages; to behave recklessly and improperly.