资料来源 : pyDict

山麓小丘,山脉下的丘陵地带

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Foothill \Foot"hill`\, n.
   A low hill at the foot of higher hills or mountains.

资料来源 : WordNet®

foothill
     n : a relatively low hill on the lower slope of a mountain