| 词汇 | esker |
| 释义 | esker noun[ C ] geology specializeduk /ˈes.kər/ us /ˈes.kɚ/ a long, narrow, raised line of earth, small stones, and sand left on the earth's surface where melted ice once flowed under a glacier蛇（形）丘 Lloyd Cluff/Corbis Documentary/GettyImages Geography: hills & mountains acclivity alpine tundra clifftop craggy highlands hillock Marilyn mesa mid-ocean ridge motte Mount Kilimanjaro pike precipitous scarp slope spur steep the Adirondack Mountains the Alaska Range the Alps Examples of eskeresker From here the hunters could take caribou when they forded the wetlands between eskers. These steep hills are known in geology as a kame or esker. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. An esker was created when the glacier retreated due to climate warming. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The porous ground beneath the canal could not withstand the force of the water, which started to quickly erode deep into the esker. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. At area is swamps, beaches and forest in esker. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. An esker deposit with 50 ft (15 m) relief that extends for nearly half a mile (1 km) is the most striking geological feature. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Tunnel valley courses may be periodically interrupted; the interruption may include a stretch of elevated esker, indicating the channel ran through ice for a distance. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The shoal beach was created by erosion since the lake level was reduced when the esker washed out in 1918. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It contains an esker, kame, and kettle, all glacial landforms. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The water for this beer was taken from a local esker; the high quality of this water was one the reasons of the beer success. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is composed of a sandy soil formed after an esker deposited a sand load and as a result it has excellent drainage characteristics. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The island is an esker. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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