rift valley

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

Related topics: Geography, Geology

ˈrift ˌvalley noun [countable]  SGa valley with very steep sides, formed by the cracking and moving of the Earth’s surface 裂谷

Examples from the Corpus

rift valley• Upland masses exist on either side of a central rift valley.• Further evidence contradicting the traditional symmetric rift valley model comes from observations of their morphology and surface structure.• Luisenlund Bronze Age monoliths and the rift valley of Ekkodal.

ˈrift ˌvalley nounChineseSyllable  

with by steep a valley formed Corpus the very sides,

rift valley
ˈrift ˌvalley noun [countable]
a valley with very steep sides, formed by the cracking and moving of the Earth’s surface

rift valleyBrE /ˈrɪft væli/ 🔊NAmE /ˈrɪft væli/ 🔊 nouna valley with steep sides formed when two parallel cracks develop in the earth's surface and the land between them sinks 地堑；裂谷