单词	cock-a-doodle-doo
释义	cock-a-doodle-doocock-a-doo‧dle-doo /ˌkɒk ə ˌduːdl ˈduː $ ˌkɑːk-/ noun [countable] Word Origin WORD ORIGINcock-a-doodle-doo Origin: 1500-1600 From the sound the loud sound made by an adult male chicken
随便看	Op op opacity opal opalescent opaque opaqueness op art op. cit. OPEC op-ed Open open open access TV open-air open-and-shut case open bar opencast Open College open day open-door policy open-ended opener open-eyed open-faced sandwich

英语词典包含52748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。