单词

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ineffective

英 [ɪnɪ'fektɪv] 美 [,ɪnɪ'fɛktɪv]

adj. 无效的，失效的；不起作用的

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。

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。

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

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。

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