rift-valley

英['rɪftv'ælɪ] 美['rɪftv'ælɪ]
  • n.裂谷
  • margin n.边缘;余地;幅度;利润;差额;页边空白;定金;【商】原价和卖价之差vt.加边于;为…付保证金
  • rifted n.裂口;隙缝;切口v.裂开;割开;渗入
名词 rift valley:
  1. a valley with steep sides; formed by a rift in the earth's crust