retroactively
retroactively /ˌɹɛtɹoʊˈæktɪvli/ nghĩa là có hiệu lực hồi tố
Các nghĩa
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có hiệu lực hồi tố
Done after the fact; applying to events that have previously transpired.
The new legislature passed a resolution retroactively legalizing the actions of the revolutionaries that brought them to power.