The building has outlived its usefulness.
这座楼房已超过使用年限了。
有效果比有道理更重要。
This is also the key to their usefulness.
这也是质数非常有用的关键。
Value: usefulness and standard for judgment.
价值：用处、评判标准。
I do not know the usefulness of such measures?
不知道我这样的措施是否有用？
For language learning, say, the usefulness is obvious.
这对学习语言等显然是非常有用的。
I was persuaded of the usefulness of his new device.
我相信了他的新装置的实用性。
Lack of usefulness, worth, or effect; worthlessness.
无用缺少实用性、价值或效果的；
The usefulness of these therapies is now under threat.
这种疗法的效用现在受到威胁。
Remember, the usefulness of a cup is in its emptiness.
记住：杯子的用处正在于它的空。
Self-control is essential to happiness and usefulness.
自制力是获取幸福和成就事业不可或缺的能力。
Primary school English; Interest; Usefulness; Strategy.
小学英语；趣味性；有效性；策略。
Chess programming, however, has not lost its usefulness.
然而，国际象棋程序并没有就此止步。
Each type of motor has its particular field of usefulness.
每种型号的电动机都有其特定的适用范围。
Yet it is this usefulness that makes the company a success.
正是由于它实用，这家公司才获得了成功。
The usefulness and practicability of the method has been …
实际应用表明了该决策方法的有效性和实用性。
It was pretty cool before, but of limited usefulness for me.
虽然从前它也不错，但于我却用处不多。
They will of course maintain their usefulness... It's there.
他们理所当然将保持其效用。
For me, the eye is to recognize the usefulness of the fra...
对于我来说，眼睛的用途是用来发现细微。
Impairment of the usefulness or value of person or property; harm.
损害，破坏：对有用或有价值的人或财产的破坏；伤害。
Its four features represent its high academic level and usefulness.
该书有四个显著特点，体现了它的学术和应用价值。
Their usefulness may sometimes be hard to gauge, but that is a good thing.
它们的实用性有时候难以准确计算，不过反正是个好东西。
Any comments you would like to make about the usefulness of this paper?
关于这篇文章的有用性，你有什么评论？
At this point, the usefulness of bases like Pine Gap will become obvious.
在这一点上，是有用的基地像松树峡口将会变得明显。
The new board is to meet quarterly; its usefulness will be reviewed after a year.
新委员会每季举行一次会议；委员会的效用将在一年后复查一下。
The application has shown the usefulness and the practical value of this system.
实际应用表明了该系统的有效性和实用价值。
The application has shown the usefulness and the practical value of this system.
实际应用表明了该系统的有效性和实用价值。
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