单词drumlin
n.: (冰川形成的)鼓丘网络: 冰丘;美良;海澜之家
(冰川形成的)鼓丘:
a very small hill formed by the movement of a glacier(= a large moving mass of ice)
【地质学;地理学】(冰河漂积成的)鼓丘
冰丘
冰河堆集成的小山
复数:drumlins