There were many singing-poems titled Xing or Ge Xing in Yuefu Poems.However,there had never been exact explanations for the original meaning of Xing orGe Xing.

• 乐府诗中有很多以“行”和“歌行”题名的歌诗,可是“行”及“歌行”之本义一直没有确解。