ground squirrel

ground-squirrel的词性：
n.（名词）

1. Any of several burrowing or terrestrial squirrels of the genus Citellus or Spermophilus, including many species that hibernate during the winter.
地松鼠：属于黄鼠 或 地松鼠 属的穴居啮齿类松鼠的一种，包括许多冬季休眠的种类