riff raff造句

• Who let all this riff raff into the room
  谁让这些乱七八糟的东西进来的？
• Once they were considered to be the mark of riff raff , lowlifes and gangsters , but since the 1980 ' s tattoos have become socially acceptable in the west
  纹身曾一度被当作是群氓、下层民众和黑帮分子的标志，但是自20世纪80年代起，它们受到了西方社会的认可。