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Drumlin

释义 Definition

鼓丘；冰丘：一种由冰川运动塑造的、流线型的椭圆长丘（通常一端较钝、另一端较尖），常成群分布，用来指示古冰川的流动方向。

发音 Pronunciation (IPA)

/drmln/

例句 Examples

A drumlin is a hill made by a glacier.
鼓丘是一种由冰川形成的丘陵。

From the ridge we could see a field of drumlins, all aligned with the direction the ice once flowed.
从山脊上我们能看到一片鼓丘群，它们的排列方向与当年冰川流动的方向一致。

词源 Etymology

drumlin 来自爱尔兰英语（Irish English），源头与盖尔语 druim（“背脊、山脊”）有关；因这种地形外形像“背部/脊背”般隆起而得名，后被地质学与地貌学作为术语固定下来。

相关词 Related Words

文学与著作 Literary Works

Glacial Geology: Ice Sheets and Landforms（Matthew R. Bennett & Neil F. Glasser）
Principles of Geomorphology（William D. Thornbury）
A Geology of Britain（多版地质通识著作中常用“drumlin”讲解英国与爱尔兰的冰川地貌）
The Encyclopedia of Geomorphology（地貌学百科类工具书条目中常见）

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