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ineffective

英 [ɪnɪ'fektɪv]美[,ɪnɪ'fɛktɪv]
  • adj. 无效的,失效的;不起作用的

TEM4低频词畅通词汇

词态变化


副词: ineffectively;名词: ineffectiveness;

中文词源


ineffective 无效的

in-,不,非,effective,有效的。

英文词源


ineffective (adj.)
1650s, from in- (1) "not, opposite of" + effective. Related: Ineffectively; ineffectiveness.

双语例句


1. This is an ineffective method of controlling your dog.
用这种方法控制你的狗不起作用。

来自柯林斯例句

2. If they prove ineffective they should be demoted or asked to retire.
如果事实证明他们已无力胜任,应该将他们降级或让他们退休。

来自柯林斯例句

3. Economic reform will continue to be painful and ineffective.
经济改革仍将举步维艰,毫无成效。

来自柯林斯例句

4. An all-female political section would have been operationally ineffective.
一个由清一色的女性组成的政治部门工作起来将会毫无效率可言。

来自柯林斯例句

5. The new drug was ineffective.
新药不起作用。

来自《权威词典》

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