笼鸟被训练得自行在电子秤上称体重.The captive birds were trained to weigh themselves on electronic balances.抄袭了这逻辑, 鸟迷开始以含有类胡萝卜素的食物为笼鸟造色.Copying this logic, bird fanciers started color feeding their birds....

“笼鸟”的拼音为：lóng niǎo...

“笼鸟”的英语可以翻译为：cageling，cage bird ...