ineffective
/ˌɪnɪˈfektɪv/
CEFR level B2Topic ThinkingWord #3381 in the learning path
无效的；不起作用的
Definitions
adj. not producing the result that is wanted
无效的；不起作用的
Example
This tiny fan is ineffective in such a large room.
这个小风扇在这么大的房间里起不了作用。
Awareness campaigns may be ineffective unless governments also provide affordable alternatives to environmentally harmful products.
如果政府不同时提供价格可负担的环保替代品，宣传活动可能难以奏效。
Collocations
- ineffective treatment
- ineffective policy
- prove ineffective
Word family
- effective (adj.)
- ineffectively (adv.)
- ineffectiveness (n.)
Synonyms
- unsuccessful
- ineffectual
Antonyms
- effective
Usage tip
ineffective指无效果；inefficient指效率低。
FAQ
- What does ineffective mean?
- not producing the result that is wanted
- How is ineffective pronounced?
- UK /ˌɪnɪˈfektɪv/, US /ˌɪnɪˈfektɪv/. Use the audio buttons above to listen.
