英语词汇retroaction怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	retroaction
释义	retroaction /ˌretrəʊˈækʃən/ n. 1.(reciprocal action)倒行；反作用 2.【律】溯及既往；追溯效力
随便看	human genome human growth hormone humanhood human immunodeficiency virus human interest human interest story humanisation humanise humaniser Humanism humanism humanisms humanist humanistic humanistic humanistically humanistic psychology humanists humanitarian humanitarian aid humanitarian aid humanitarianism humanitarianisms humanitarianist humanitarian relief

英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。