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retroactive
美音: [ˌretrəʊˈæktɪv] 英音: [ˌretroʊˈæktɪv]

retroactive基本解释

形容词追溯的; 反动的; 有追溯力的; 从以往某天开始生效

retroactive网络解释

1. 有追溯效力的:retrieval 检索 | retroactive 有追溯效力的 | retrofit 改型

2. 反作用的;追溯的:retroactive effect 反馈作用 | retroactive 反作用的;追溯的 | retroarc basin 弧后盆地

3. 反动的:retroaction 反动 | retroactive 反动的 | retroactively 逆动地

4. 倒摄的:retroaction 逆作用 | retroactive 倒摄的 | retroactive amnesia 倒摄遗忘

retroactive词典解释

1. (决定或行为)有追溯效力的
If a decision or action is retroactive, it is intended to take effect from a date in the past.

e.g. There are few precedents for this sort of retroactive legislation.
这种有追溯力的法规鲜有先例。

retroactively
It isn't yet clear whether the new law can actually be applied retroactively.
新法令是否具有追溯力还不清楚。

retroactive英英释义

adj

1. affecting things past

e.g. retroactive tax increase
an ex-post-facto law
retro pay

Synonym: ex post factoretro

2. descriptive of any event or stimulus or process that has an effect on the effects of events or stimuli or process that occurred previously

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