mile stone

英 美
  • 里程碑
  • mile n.英里;海里;一英里赛跑
  • stone n.【U】石料n.【C】石头;宝石;(水果的)硬核n.英石(重量单位;合14磅)vt.向...扔石头;去掉(水果的)核
名词 milestone:
  1. stone post at side of a road to show distances

  2. a significant event in your life (or in a project)