英语词汇retroact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	retroact
释义	ret·ro·act /ˌretrəʊˈækt，ˈretrəʊækt/ vi. 1. 倒行；反动；起反作用 2. (法律等)溯及既往，有追溯效力
随便看	throttle ice throttle jockey throttle lever throttle levers throttleman throttle pedal throttler throttler throttlers throttles throttle valve throttle valves throttling through through and through through-ball through bolt through-composed through deck through-deck cruiser through-draught through fair and foul through fair and foul throughfall through-feed

英汉双解词典包含548777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。