单词	Allen screw
释义	Allen screwAllen screw /ˈælən skruː/ noun [countable] a type of screw with a hole that has six sides
随便看	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 Open Group open-handed

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。