单词	PA system
释义	PA system noun ˌpē-ˈā-  : public-address system Word History First Known Use circa 1936, in the meaning defined above
随便看	four-way switch four-wheel four-wheel drive four-wheeled four-wheeled scraper four-wheeler four-wing saltbush four-wing saltbushes fourb fourbe fourberie fourble fourble board Fourcault process fourchettes fourchée Fourcroya fourdrinier fourdrinier wire fourdriniers fourer fourest fourfold fourfolder fourfoldest

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。