单词	retroact
释义	retroact intransitive verb ret·​ro·​act ¦re‧trō+, sometimes ¦rē‧trō+ : react Word History Etymology retro- + act
随便看	pre-treat pre-treated pre-treating pre-treatment pre-treatments pre-trial pre-trimmed pre-type pre-typed pre-typing pre-unification pre-university pre-viable pre-war pre-warn pre-warned pre-warning pre-wash pre-washed pre-washing pre-weaned pre-weaning pre-work pre-wrap pre-wrapped

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。