operative
🇬🇧/ˈɒpərətɪv/ 🇺🇸/ˈɑːpərətɪv/📚 10515 2六级GRE托福A system or service that is operative is working or having an effect. (系统、服务) 起作用的
adjective [原级]运转正常的，有效的；手术的；（词）最重要的，关键的
The commercial telephone service was no longer operative.
商业电话服务不起作用了。
noun [专属名词]技工，工人；密探，（尤指政府的）特工人员
In an automated car plant there is not a human operative to be seen.
在全自动汽车制造厂，一个工人也看不到。
oper(做) + ative → 在做的 → 实施的
单词造句:
- 网友用“Operative”造句精选
- Naturally the CIA wants to protect its operatives. 中央情报局当然想保护自己的特工人员。
- As long as the operative word is "greed," you can't count on people keeping the costs down. 只要关键词是“贪婪”，你就不能指望人们降低开销。
- This law becomes operative immediately. 本法规即时生效。
- The station will be fully operative again in January. 该站将于一月份全部恢复运营。
- I was in love with her—'was' being the operative word. 在I was in love with her这句话中，was是关键词。