effectiveness
noun OPAL W
/ɪˈfektɪvnəs/
/ɪˈfektɪvnəs/
(also less frequent effectivity
[uncountable] /ɪˌfekˈtɪvəti/
/ɪˌfekˈtɪvəti/
)- the fact of producing the result that is wanted or intended; the fact of producing a successful result
有效性:产生想要或想要的结果的事实; 产生成功 - to check the effectiveness of the security system
检查安全系统的有效性
- to check the effectiveness of the security system