单词	acid-free
释义	acid-freeˈacid-free adjective acid-free paper and paper products do not contain acid:  Store precious photographs and documents between sheets of acid-free paper.
随便看	rasher rashly rashness rasp raspberry Rasputin, Grigori Rasta Rastafarian Rastafarianism Rastaman rat rat-arsed rat-a-tat ratbag ratchet rate rate of exchange rate of return ratepayer rather Rather, Dan ratification ratify rating ratio

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。