Question

ineffective adj.无效的；无能的；效率低的 (1) 这药证明是无效的。(2) 你对于这个问题的解决办法被证明是无效的。(3) 无能的人不该当我们的领导者。(4) 由于他没有自信致使工作失去效率。(5) 他做什么事情都是按图索骥，效率太低。 When you're ineffective, you're unable to accomplish something you're trying to do. You might realize that you're an ineffective babysitter when you can't get the kids to go to bed. Ineffective comes from the Latin prefix in, "not, or opposite of," added to effective, whose Latin root is effectivus, "productive." When something's unproductive, inefficient, or incapable, it's ineffective.

Accepted Answer

英 [ˌɪnɪ'fektɪv] 美 [ˌɪnɪ'fektɪv] (1) This medicine turned out ineffective.(2) Your solution to the problem is proving ineffective.(3) An ineffective person should not be our leader.(4) Her self-distrust made her work ineffective.(5) He's ineffective because his approach is too rigid. Use the adjective ineffective to describe something that doesn't work quite the way it's supposed to. You might complain about your ineffective guard dog, who wags his tail and licks everyone who comes to your house. 1[ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词]不起作用的；无效果的；无效率的 If you say that something is ineffective, 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。ineffectiveness...the ineffectiveness of some of the police's anti-crime strategies.警方某些打击犯罪的策略毫无作用

英语单词	ineffective
英美音标	英 [ˌɪnɪ'fektɪv] 美 [ˌɪnɪ'fektɪv]
中文释义	adj.无效的；无能的；效率低的
英语例句	(1) This medicine turned out ineffective. (2) Your solution to the problem is proving ineffective. (3) An ineffective person should not be our leader. (4) Her self-distrust made her work ineffective. (5) He's ineffective because his approach is too rigid.
中文例句	(1) 这药证明是无效的。 (2) 你对于这个问题的解决办法被证明是无效的。 (3) 无能的人不该当我们的领导者。 (4) 由于他没有自信致使工作失去效率。 (5) 他做什么事情都是按图索骥，效率太低。
vocabulary简明	Use the adjective ineffective to describe something that doesn't work quite the way it's supposed to. You might complain about your ineffective guard dog, who wags his tail and licks everyone who comes to your house.
vocabulary扩展	When you're ineffective, you're unable to accomplish something you're trying to do. You might realize that you're an ineffective babysitter when you can't get the kids to go to bed. Ineffective comes from the Latin prefix in, "not, or opposite of," added to effective, whose Latin root is effectivus, "productive." When something's unproductive, inefficient, or incapable, it's ineffective.
柯林斯解释	1 [ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词]不起作用的；无效果的；无效率的 If you say that something is ineffective, 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。 ineffectiveness ...the ineffectiveness of some of the police's anti-crime strategies. 警方某些打击犯罪的策略毫无作用

Ineffective Work Latin 英 ˌɪnɪ'Fektɪv] 美 ˌɪnɪ'Fektɪv Adj.无效的；无能的；效率低的 Medicine