ineffective

英[ˌini'fektiv]美[ˌini'fektiv]

adj. ~ (in doing sth) 无效果的；不起作用的；不奏效的

同：	[a.] ineffectual, inefficient, unable, uneffective
反：	[a.] effective, effectual, efficacious

The air-conditioner was ineffective in such a crowded room.
在挤那么多人的房间里空气调节器不起作用了。收藏
To make ineffective;invalidate.
使无效;使失效收藏
We must dissipate their influence in relatively ineffective rear guard actions designed to prevent particular regulatory measures.
我们必须消除他们那种反对制订专门规章制度的枉费心机的守旧行为的影响。收藏
One that is disappointingly ineffective or unsuccessful.
无用的人或物的令人失望的无用的或不成功的人或物收藏
Her self-distrust made her work ineffective.
由于他没有自信致使工作失去效率。收藏

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not producing an intended effect
- an ineffective teacher
- ineffective legislation
[同] ineffective, ineffectual, uneffective
[反] effective, effectual, efficacious
lacking in power or forcefulness
- an ineffectual ruler
- like an unable phoenix in hot ashes
[同] ineffective, ineffectual, unable

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