1The tanned skin of a rhinoceros, used as a material.
2Figurative insusceptibility to persuasion or argument; insensitivity to criticism; a ‘thick skin’.
Early 19th century.
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。