| 词汇 | retroactive |
| 释义 | retroactive adjective formal uk/ˌret.rəʊˈæk.tɪv/ us/ˌret.roʊˈæk.tɪv/ (also retrospective) 有追溯效力的;溯及既往的 If a law or decision, etc. is retroactive, it has effect from a date before it was approved. the first British law to have retroactive effect 第一部有追溯效力的英国法律 Related word: retroactively |
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