资料来源 : pyDict

两步舞,此种舞曲,两步滑行

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Two-step \Two"-step`\, n.
   A kind of round dance in march or polka time; also, a piece
   of music for this dance. [U. S.]

资料来源 : WordNet®

two-step
     n : a ballroom dance in duple meter; marked by sliding steps