Definition
n.
ptarmigan (a bird that changes color with seasons, often called white partridge)
Examples
- ，雷鸟。Dōngtiān de shíhou, léi niǎo de yǔmáo huì biàn chéng báisè.In winter, the ptarmigan's feathers turn white.
- 雷鸟。Wǒmen zài Ā'ěrbēisī shān shàng kàn dào le yì zhī léi niǎo.We saw a ptarmigan on the Alps mountain.
- 雷鸟。léi niǎo shì yì zhǒng shìyìng hánlěng qìhòu de niǎolèi.The ptarmigan is a bird species adapted to cold climates.
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