片语
hummock圆丘;山岗;小丘;冰丘
hanging drumlin悬鼓丘
rock drumlin石鼓丘;巖石鼓丘
drumlin soils鼓丘土壤
landslide drumlin滑坡鼓丘
drumlin fieldA drumlin field is a cluster of dozens to hundreds of similarly shaped, sized and oriented drumlin hill Drumlins are one type of landform that indicate continental ice sheet glaciatio
Drumlin fields鼓丘地
hommock堆积冰;冰丘
drumlin soil鼓丘土