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单词 roche moutonnée
释义 roche moutonnée
[`rōch ¦müt·ǝn¦ā]
GEOLOGY
A small, elongate hillock of bedrock sculptured by a large glacier so that its long axis is oriented in the direction of ice movement; the upstream side is gently inclined, smoothly rounded, but striated, and the downstream side is steep, rough, and hackly.
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