rimrock 的定义
Geology.
- rock forming the natural boundary of a plateau or other rise.
- bedrock forming the natural boundary of a placer or of a gravel deposit.
更多rimrock例句
- We followed along the ledge around the rimrock until we came to a little pass through.
- On either side were brownish red jagged peaks and rimrock faces, specked with snow.
- The rimrock and the gravels above and below it constitute the Rattlesnake Formation.
- One after another they leaped over the edge of the rimrock until most of the flock was destroyed.