柯林斯词典bald eagle (bald eagles) 1. N-COUNT A bald eagle is a large eagle with a white head that lives in North America. It is the national bird of the United States. 禿鷹 返回 bald eagle剑桥词典a large North American eagle with a white head , used as a symbol of the US 白頭雕，白頭鷲 返回 bald eagle