A person who or thing which discovers, detects, or reveals something or someone.
Mid 16th century; earliest use found in Edward Hake (fl. 1564–1604), lawyer and satirist. From descry + -er.
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。