drum
lin
复数形式
drumlins
1
鼓丘, 由冰川作用形成的流线型细长山丘
a streamlined, elongated hill formed by glacial action, with a teardrop shape and the steeper end facing the direction of ice movement
- The drumlin field in the region displayed a series of these distinctive glacial landforms.
该地区的鼓丘区域展示了一系列这些独特的冰川地貌。
- The teardrop-shaped drumlin indicated the past movement of the glacier from the northwest.
泪滴状的冰碛丘表明了冰川过去从西北方向的移动。
- Researchers studied the orientation of drumlins to reconstruct the flow direction of the ancient ice sheet.
研究人员研究了鼓丘的走向，以重建古代冰盖的流动方向。
- The streamlined profile of the drumlin suggested a process of ice molding and deposition.
鼓丘的流线型轮廓暗示了冰的塑造和沉积过程。
- As the ice sheet advanced, it left behind a series of drumlins, each bearing evidence of its journey.
随着冰盖的推进，它留下了一系列的冰丘，每一个都承载着它旅程的证据。