柯林斯詞典bluebird /?blu??b??d/ 1. N any North American songbird of the genus Sialia, having a blue or partly blue plumage: subfamily Turdinae (thrushes) 藍(lán)知更鳥 返回 bluebird劍橋詞典a small blue singing bird found in North America 藍(lán)鴝，藍(lán)色鳴鳥（北美小鳥，背及頭部有藍(lán)色羽毛） 返回 bluebird