gang of hooligans; criminal gang

• 流氓集团

gang of hooligans; criminal gang的用法和样例：

例句

1. Control of gang activity is a very serious police responsibility because youth gangs can terrorize a neighborhood.
   控制流氓集团的行动已成为警察的重任，因为这种集团能使一个地段的居民陷入恐怖之中。