Why is it useful for the task of caching?

为什么它对缓存任务非常有用呢？

youdao

"Is it useful"?

有用吗？

youdao

That's a mouthful-but is it useful or even meaningful?

这个定义很长，但它是否有用或者甚至有意义？

youdao

It is also useful because the mold can be used over and over again to make exact copies of the ceramic form.

VOA: special.2009.09.09

So the pain you're suffering now is actually instrumentally valuable, useful as a means, even though it's intrinsically bad.

所以你现在忍受的痛苦,是有利用价值的，作为手段是有用的，尽管痛苦本身是坏的。

耶鲁公开课 - 死亡课程节选

English is a very good language to learn and it's very useful,

英语是一门值得学习的语言，它非常地实用，

要继续努力 - SpeakingMax英语口语达人

But how is it useful in almost any strategy?

FORBES: Persistent Pattern: Stocks Like Early Days Of The Month

To get a sense of how unprecedented this is, it is useful to consider the American Jewish community's response to Jews for Jesus.

CENTERFORSECURITYPOLICY: American Jewry's fight

One possible claim is that well, what used to be called Metro is only there because it is useful on phones and tablets: having it on the PC as well gives a common experience.

FORBES: Apparently The Top Windows 8 App Is The One That Makes It Look Like Windows 7