- 1
(1) Working, in effect, or functioning - 'the new law becomes operative next month' means it starts applying then. (2) As a noun, 'an operative' is a secret agent or someone who carries out a task for an organization - 'a covert operative.' Also, 'the operative word' means the key word in a sentence that you should really pay attention to.
運作中的、生效的（正式）；（名詞）特務、行動人員；operative word 關鍵字
原始詞典資料8 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
operativeadj/ˈɒpəɹətɪv/
- 1
Effectual or important.
- He's usually in a good mood — the operative word there being "usually". Today was a disaster.
- 2
Functional, in working order.
- 3
Having the power of acting; hence, exerting force, physical or moral; active in the production of effects.
- an operative motive
- It holds in all operative principles.
- 4
Producing the appropriate or designed effect; efficacious.
- an operative dose, rule, or penalty
- 5
Based upon, or consisting of, a surgical operation or operations.
- operative surgery
operativenoun/ˈɒpəɹətɪv/
- 1
An employee or other worker with some particular function or skill.
- Practically 50 per cent of the female operatives are found in the two groups aged 15 to 19 and 20 to 24 years, while only 18.2 per cent of the female nonoperatives are found in these age groups.
- 2
A spy, secret agent, or detective.
- 3
A participant in an operation.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。