A gyron is a triangular heraldic ordinary formed by two lines extending from the edge of the shield to meet at the center at a 45° angle. A shield divided into eight gyrons is called gyronny.
英汉双解词典包含3185865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。