drumlin

n.

冰河堆积成的椭圆形冰丘，冰堆丘；

Drumlin
Drumlin
Drumlin formation by subglacial meltwater erosion
Drumlin Formation Related to Inverted Melt-Water Erosional Marks
DRUMLIN FIELDS, DISPERSAL TRAINS, and ICE STREAMS IN ARCTIC CANADA
A theory of drumlin formation by subglacial deformation
Drumlinization and drumlin-forming instabilities: viscous till mechanisms
An instability mechanism for drumlin formation
Active drumlin field revealed at the margin of Mulajokull, Iceland: A surge-type glacier
Rapid erosion, drumlin formation, and changing hydrology beneath an Antarctic ice stream