official
US /əˈfɪʃ.əl/
UK /əˈfɪʃ.əl/

形容詞
1.
官方的, 正式的
relating to an authority or public body and its activities and responsibilities
範例:
•
The mayor made an official announcement.
市長發表了官方聲明。
•
This is the official website for the event.
這是本次活動的官方網站。
2.
正式的, 經批准的
having the approval or authorization of an authority
範例:
•
The results are not yet official.
結果尚未正式公布。
•
The decision became official after the board meeting.
董事會會議後,該決定變得正式。
名詞
1.
官員, 公務員
a person holding public office or having official duties, especially as a representative of an organization or government
範例:
•
A government official addressed the press.
一位政府官員向媒體發表講話。
•
He is a high-ranking official in the company.
他是公司的高級官員。
在 Lingoland 學習這個單詞