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) 藍知更鳥 返回 bluebird劍橋詞典a small blue singing bird found in North America 藍鴝，藍色鳴鳥（北美小鳥，背及頭部有藍色羽毛） 返回 bluebird