ineffective
英 [ˌɪnɪˈfektɪv]
美 [ˌɪnɪˈfektɪv]
adj. 无效果的; 不起作用的; 不奏效的
Collins.1 / BNC.7076 / COCA.7869
同义词辨析
vainabortivefruitlessineffective【导航词义：未能达到目的的】
vainadj. 徒劳的，无结果的
〔辨析〕
指努力、希望、搜寻等未能获得想要的结果的。
〔例证〕
He underwent a knee operation in the vain hope of getting into the team.
他做了膝盖手术，徒劳地指望能进入该队。
She raised her head in a vain attempt to hold back the tears.
她仰起头，却无法忍住眼泪。
他做了膝盖手术，徒劳地指望能进入该队。
She raised her head in a vain attempt to hold back the tears.
她仰起头，却无法忍住眼泪。
abortiveadj. 失败的，夭折的
〔辨析〕
指行动、计划等没有成功的。
〔例证〕
an abortive takeover bid by the larger firm
由较大公司提出的夭折了的并购
There is no record of the abortive military coup.
没有关于那次未遂的军事政变的记录。
由较大公司提出的夭折了的并购
There is no record of the abortive military coup.
没有关于那次未遂的军事政变的记录。
fruitlessadj. 无结果的，无效果的
〔辨析〕
尤指付出很多努力却无成效的。
〔例证〕
So far, their research has been fruitless.
到目前为止，他们的研究工作毫无结果。
The fruitless attempt to settle the dispute disappointed him.
试图解决争端的努力白费了，这让他很失望。
到目前为止，他们的研究工作毫无结果。
The fruitless attempt to settle the dispute disappointed him.
试图解决争端的努力白费了，这让他很失望。
ineffectiveadj. 无效果的，不起作用的
〔辨析〕
侧重指人或事物未能发挥应有之作用的。
〔例证〕
The army has proved ineffective in protecting the local civilians.
军队没有起到保护当地平民的作用。
This special stain remover was almost ineffective in removing the soup stain.
这种特效去污剂基本去不掉汤渍。
The policy proved ineffective in dealing with the problem.
事实证明该政策未能解决问题。
军队没有起到保护当地平民的作用。
This special stain remover was almost ineffective in removing the soup stain.
这种特效去污剂基本去不掉汤渍。
The policy proved ineffective in dealing with the problem.
事实证明该政策未能解决问题。
牛津词典
adj.
- 无效果的；不起作用的；不奏效的
not achieving what you want to achieve; not having any effect- The new drug was ineffective.
新药不起作用。 - ineffective management
管理不善 - The law proved ineffective in dealing with the problem.
事实证明这条法规未能真正解决问题。
- The new drug was ineffective.
柯林斯词典
- ADJ-GRADED 不起作用的;无效果的;无效率的
If you say that something isineffective, you mean that it has no effect on a process or situation.- Economic reform will continue to be painful and ineffective...
经济改革仍将举步维艰,毫无成效。 - This is an ineffective method of controlling your dog.
用这种方法控制你的狗不起作用。
- Economic reform will continue to be painful and ineffective...
英英释义
adj
- lacking the ability or skill to perform effectively
- an ineffective administration
- inefficient workers
- not producing an intended effect
- an ineffective teacher
- ineffective legislation
- lacking in power or forcefulness
- an ineffectual ruler
- like an unable phoenix in hot ashes
双语例句
- Doctors prescribed medication, but it proved to be ineffective.
医生们进行了给药治疗但无效。 - Many schools continue to employ instructional methods that have been proven ineffective.
许多学校仍继续使用被证明是无效的教学方法。 - But although sanctions were a necessary punishment they have proved an ineffective deterrent.
然而，尽管制裁是必要的惩罚，但事实证明这种威慑无效。 - Ask a physician, I know the most costly and dramatic measures may be ineffective and painful.
作为一名医生，我深知最昂贵和最激进的手段也可能是无效的和痛苦的。 - Yet current therapies for hyponatremia are often ineffective and poorly tolerated.
但是目前低钠血症的治疗方法往往是无效的、不易耐受的。 - Increasingly Mr Obama was portrayed overseas as weak, indecisive and ineffective.
渐渐地，奥巴马在海外被描绘成了软弱、优柔寡断和无能的形象。 - This kind of training is ineffective, and wasteful of scarce resources
这种训练没有效率，而且是对稀缺资源的浪费。 - Furthermore, they claim that any such interference is completely ineffective.
此外，他们还声称任何这样的干预都是完全无效的。 - All problems will lead to ineffective management structure of credit cooperatives.
诸上的问题将导致信用社治理结构无效。 - However, there are many cities in the development and construction of housing policy ineffective.
但是，仍有许多城市对开发和建设经济适用房政策实施不力。