flying squirrel

flying-squirrel的词性：
n.（名词）

1. Any of various nocturnal squirrels of the genera Pteromys, Petaurista, Glaucomys, and related genera, having membranes along each side of the body between the forelegs and hind legs that enable it to glide between trees.
飞鼠：一种飞鼠属、鼯鼠属、美洲飞鼠属 和相关属类的夜行松鼠，前腿和后腿间的每一体侧都有能在树丛中滑行的膜