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Drumlin
01
鼓丘
a streamlined, elongated hill formed by glacial action, with a teardrop shape and the steeper end facing the direction of ice movement
drumlin
n
例子
The teardrop-shaped drumlin indicated the past movement of the glacier from the northwest.
The drumlin field in the region displayed a series of these distinctive glacial landforms.
The streamlined profile of the drumlin suggested a process of ice molding and deposition.
Researchers studied the orientation of drumlins to reconstruct the flow direction of the ancient ice sheet.
As the ice sheet advanced, it left behind a series of drumlins, each bearing evidence of its journey.
