/əˈfɪʃəl jɪr/ – Phrase
Definition: năm lịch.
A more throughout explanation: The term “official year” typically refers to a specific period of time designated by an organization, government, or entity for administrative or legal purposes. It may vary depending on the context in which it is used. In a legal sense, the official year could refer to a fiscal year, calendar year, or any other defined period of time that is recognized and accepted as the standard timeframe for conducting official business, reporting financial information, or fulfilling legal obligations.
Example: The official year for tax purposes begins on January 1st and ends on December 31st.