gangster;bandit;banditti;mobster;mosstrooper ;
例句:
The police are hard on the track of the gangster.
警察正在追踪那名匪徒.
There are an estimated 90,000 gangsters in the country.
估计该国有9万名匪徒。
A criminal gang terrorized the neighbourhood.
匪徒使附近地区人心惶惶.