rift-valley裂谷型
rift-valley lake裂谷湖
rift-valley basin裂谷型盆地
rift block valley断裂块谷
extinct rift valley死裂谷
Rift Valley Killers尼罗河尖吻鲈
Eastern Rift Valley东部裂谷
active rift valley活动裂谷
Rift Valley Resources裂谷资源公司
N（名词） a long narrow valley resulting from the subsidence of land between two parallel faults, often associated with volcanism. The East African Rift Valley is an example 裂谷