| 释义 |
〔ptarmigan〕Any of various grouses of the genusLagopus, inhabiting arctic, subarctic, and alpine regions of the Northern Hemisphere and having feathered legs and feet and plumage that is brown or gray in summer and white in winter. 雷鸟：任一种雷鸟属 的松鸡，栖息在北极、亚北极和北半球的高山地区，有覆有羽毛的腿和爪，全身羽毛在夏天是棕色或灰色的，在冬天是白色的 〔subarctic〕Of or resembling regions just south of the Arctic Circle.亚北极（区）的：紧邻北极圈以南的地区，与这一地区相似的 |