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	index expurgatorius index finger index forest index fossil index glass index hand index head index horizon index li index librorum prohibitorum index liquid index map index mark index number index of refraction index patient index patients index percent index plane index plate index rerum index species index table index verborum index-linked

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。