英语词汇retroactive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	retroactive
释义	retroactive/retrəʊˈæktiv/adj. (esp. of legislation) having retrospective effect (尤指法律)有追溯效力的 □ retroactively adv.□ retroactivity /-ˈtiviti/ n.
随便看	tape recording taperer tapestried tapestry tapetum tapeworm taphonomic taphonomist taphonomy tap-in tapioca tapir tapiroid tapis tapless tapotement tappable tapper tapper tappet taproom tap root tapster tapu tap water

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