单词	ear defender
释义	ear defender noun : a device (such as an earplug) designed to lessen the transmission of excessive or damaging sound to the auditory receptors of the inner ear Word History First Known Use 1915, in the meaning defined above
随便看	Cryptocephala Cryptocerata cryptocerci cryptocercidaes cryptocercuses cryptocercusses cryptocerous cryptoclastic cryptococcal cryptococci cryptococcoses cryptococcosis cryptococcus cryptocoryne cryptocorynes cryptocrystalline cryptocurrencies cryptocurrency Cryptodira cryptodiran cryptodire cryptodirous cryptogam cryptogamiae cryptogamias

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。