A large Central and South American macaw, Ara militaris, which is predominantly green with a red forehead and blue tail feathers.
Late 19th century; earliest use found in Nature: a weekly journal of science.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。