useful

美 [?jusf(?)l] 　英 [?ju?sf(?)l]

• adj.有用的；有益的；實用的；有幫助的
• 網(wǎng)絡具利用價值；有用性；有效的

反義詞

同義詞

英漢雙解

英漢解釋

英英解釋

例句

This probably would not be very useful as it would only be possible to everaccess one cache at a time.

這可能并不是很有效，因為在同一時間只有可能存取一個緩存。

Different laptops may respond to 'standby' in different ways - in many it is only a temporary state and may not be useful for you.

不同的筆記型電腦有不同的「待機」方式-多數(shù)情況下只是一個臨時狀態(tài)，不一定對您有用。

And this model is going to be very, very useful for a lot of the things that we'll treat.

這個例子非常有用，他會對我們研究其他東西有所幫助。

Like an entertaining satire, the plot and characters of that report offer useful material for contemplation.

像娛樂性諷刺一樣，報道的情節(jié)和角色提供了很好的使人深思的材料。

It is often useful to recognize a particular pattern in text and mark it up.

識別文本中的特定模式并進行標記通常十分有用。

Based on what you know of the job market, which of your courses were the most useful? The least?

根據(jù)你的了解，學什么課程對于就業(yè)最有用？最沒有用的課程是？

When you live a life of deception you get to be very good at it; a well-constructed lie is a lot more useful than the truth.

當你生活在一個被謊言包圍的世界中于是你定會非常善于此；一個有著完美構建的謊言往往要比真話有用的多。

But I gave it a chance, because smart people who I trusted told me that it's very useful.

但是我給了它一次機會，因為我信任的那個聰明的家伙告訴我它很有用。

However, it is often useful to provide additional constructors.

然而，提供其他構造函數(shù)通常十分有用。

It could be useful, or at least interesting, to let a utility on my home system keep track of hits to my Web server.

讓我的主系統(tǒng)上的某個實用程序跟蹤對我的Web服務器的點擊率，這可能十分有用，至少非常有趣。

It's easy to hammer out rough drafts, but to turn those rough drafts into something readable and useful is another matter entirely.

努力寫出一份未完成的草稿是很簡單，但是要把這些草稿變?yōu)?/c>能讀且有用的東西卻是完全不同的一回事了。

Regular expressions are algorithmically interesting, easy to implement in their simpler forms, and very useful.

正則表達式演算有趣，易於執(zhí)行的簡單形式，和非常有用的。

But it wasn't necessarily all that useful; you simply type a word in and eventually many minutes later you get a response back.

但它并不是很實用；，你把單詞輸進去，好幾分鐘后才會有回應。

These appearances suggest that this imaging technique is useful for the diagnosis of isolated dissection of the superior mesenteric artery.

這些表現(xiàn)說明了此種影像技術對于診斷單獨上腸系膜動脈剝離是有幫助的。

Before you answer, remember, A grown man with children is in a very different position Than a young man. The money could be useful now.

記住，回答我之前，一個有家室的男人跟一個年輕男孩，的看法應該是不一樣的。現(xiàn)在對你來說錢可能很重要了。

It's a card that allows you to withdraw cash from any one of our ATMs without any extra charge. It's a very useful service.

那是一種可以讓你通過我們任何一臺取款機提款的卡而且這不需要另外收費，是非常有用的服務。

In juggling multiple goals and increasing the likelihood of meeting them, it is often useful to first focus on the goals themselves.

在多重目標以及在增強實現(xiàn)多重目標可能性的游戲中，先著眼于目標本身往往是有效的。

A superbly useful talent for a rogue is ranger, which allows you to call an animal to join your party.

為一個流氓阿寄望有用的人才是護林員，它允許您調用動物加入您的黨。

It's useful in pointing out how much someone will save, over a greater period of time, by buying from you.

指出如果從你這里買東西期限更長些能節(jié)省多少錢的話這招很管用。

A program that appears to be useful or harmless but that contains hidden code designed to exploit or damage the system on which it is run.

一種看上去有用或無害但實際上包含旨在利用或破壞運行它的系統(tǒng)的隱藏代碼的程序。

She found many different ways of being useful to him.

她在許多別的事情上為他效過勞。

I only wish I could be more useful; but you see I do all in my power.

我自恨不能幫更大的忙，不過，你知道我是有多大力盡多大力。

In a little time I made a great progress in the business, and became a useful hand to my brother.

我不久就熟悉了自己的業(yè)務，成了哥哥的得力助手。

There are many kinds of dogs; some are used to tend sheep; some are useful for hunting.

狗的種類很多，有的用于保護羊群，有的用于打獵。

Electrical energy is so useful because it is readily converted into other kinds

電能是非常有用的，因為它可以很容易地轉換成其他能量形式。

Many useful compilations have been made of these various chemical compounds that have been studied, and of their practical applications.

對所研究的這些不同的化合物和它們的實際應用，已有很多有用的專著。

There is a useful German saying, "The trees do not grow up to the sky. "

德國有一句有用的俗語：“大樹高不過天”。

In his useful days Dede Antanas used to be a scholar, and really make up all the love letters of his friends.

安東納斯老爹年輕時候是個飽學之士，他的朋友們所寫的情書確實都由他捉刀。

The only way I can ever repay you is by turning out a very useful citizen.

我只有成為一個有用的公民，才能報答你。

After they overcame their initial reserve, the two boys became useful to one another.

這兩個男孩打破了最初的隔閡后，成為互相的伙伴。

The result of such studies are useful but should not be regarded as definite.

這些研究結果是有用的，但不能看作是權威性的。

It spread through France, where wild rabbits are not generally regarded as a pest but as a sport and a useful food supply.

法國人普遍認為，野兔并不是有害動物，而是取樂的獵物和有用的事物來源。

It is possible to attribute a useful mathematical meaning to U(x, W).

賦予U（x，W）一種有用的數(shù)學意義是可能的。

It was a collaboration that produced extremely useful results.

這是一次帶來極其有益的成果的合作。

This equipment should utilize the advancements of science and convert them from mere scientific discoveries to useful applications.

這種電子設備需要利用科研成果，使其從單純的科學發(fā)明變?yōu)?/c>實際的應用。

In order to develop practical and useful strategies, a business or other organization should engage in a thorough self-appraisal.

為了發(fā)展實際而有用的策略，一個企業(yè)或者其他組織必須進行嚴格的自我評估。

He ladled out many ideas, but none of them were useful.

他出了很多主意，但沒有一個管用。

This adventure was a useful lesson.

這番周折給我上了有益的一課。

Yet this is not to deny that general economics can give a useful background for such activities.

經(jīng)濟學概論可以給上述的許多活動提供有用的參考。

A transformation that is most useful in the application of the hodograph method is the inversion transformation.

在速端曲線法的應用中，一種最有用的變換是反演變換。

The term remains useful in discussing the novelists of the 1920s.

在討論20年代的小說家時，這個名稱仍然是有用的。

This new dictionary is very useful [helpful] to me.

對我來說這本新詞典很頂事。

Photos make useful teaching aids.

照片可以成為有用的教具。

That's a useful book to people who think of literary life.

那是一本對想要從事文學生活的人有用的書。

I've made some useful contacts in journalism.

我在新聞界結交了一些有用的人。

'Thank you, 'replied Scrooge politely. But secretly he thought, 'Bah! A night of unbroken sleep is a more useful thing to have! '

“謝謝你，”斯克羅吉禮貌地回答說，但他心里想，“呸！睡個一晚上沒人打擾的覺比什么都強。”

As I said in certain circumstances this can be very useful but in general it leads to complete imbalance!

如我之前所說，在某些情況下這非常有用，但絕大多數(shù)時候，我會完全失去平衡。

Praise is always nice to receive, but criticism can often be so much more useful.

贊美是總令人欣然接受，但批評，往往可以有更多的用處。

Class is a useful tool for logging simulation measures , but you could record events by any other technique you wished also .

類對記錄模擬措施是個有用的工具，但您也可以通過您想使用的其它任何技術來記錄事件。

Now, however, technology has advanced to the point where the useful mobile robot is an immediate possibility.

然而現(xiàn)在，技術已發(fā)展到能立即制造實用又能行走的機器人的階段。

Based on what you know of the job market, which of your course were the most useful? The least?

根據(jù)你對就業(yè)市場的了解，你認為你所學的什么課程最有用？什么課程最沒有用？

A case study of a more typical organization would have been more useful to a broader group of readers.

一個典型組織的學習案例對很多讀者都非常有用。

Wizard: Indicates that this counter is not likely to be useful to any users.

巫師級：表明該計數(shù)器不可能對任何用戶有用。

typeof is often useful in conjunction with the statements-within-expressions feature.

typeof在協(xié)助內(nèi)嵌表達式的聲明時非常有用。

Estimated useful life by aircraft, of which some of the aircraft should have been scrapped, but the FAA did not know.

按飛機使用年限推算，其中，有些飛機應當現(xiàn)已報廢，但聯(lián)邦航空局并不知情。

This mode is useful in situations where you know when a task starts and stops but have no way of knowing how far the task has progressed.

這種模式在這樣幾種情形下是有用的，您可以知道一項任務何時開始以及何時停止，但是您沒法知道任務進展了多遠。

A point just came up on WAU, and I thought maybe it would be useful to speak about it here as well, in more detail.

一個想法在WAU上萌生了，我想在這里更詳細得講一下應該對大家有所幫助。

However, it is often useful to load application state data when the application starts .

類。但該類通常用于在應用程序啟動時加載應用程序狀態(tài)數(shù)據(jù)。

Here are a few things I've found useful in trying to build this rewarding habit.

我發(fā)現(xiàn)在培養(yǎng)閱讀這種有益的習慣，下面幾個建議十分有用。

Although it might be a push to call X-Plane "useful" , it's certainly a great way to kill a few minutes of spare time.

雖然這可能是一個推動呼叫X-Plane的“有用”，它肯定是一個偉大的方式來殺死業(yè)余時間幾分鐘。

A few days later her defences were back in place, and she dedicated herself to being as useful as she could to her old friend.

幾天之后，她的心理防線重新恢復，她又忠心耿耿、盡職盡責地幫助起這位老朋友來。

They make it easy to combine different programs together to do useful actions.

它們可以簡單地將不同的程序組合在一起執(zhí)行有用的操作。

Being able to see all this information at once could be useful to investors.

能夠一眼馬上看到全部信息對于投資者會很受用。

While newspapers do not carry the latest, up-to-the minute world news, they give us a GREat deal of useful knowledge.

雖然報紙來不及刊載最新、最近的世界新聞，但是溶胲提供我們非常多有用的知識。

One of the things that makes processing DITA with standard transforms so useful is that those transforms are easy to override.

通過標準轉換處理DITA的一大優(yōu)點是很容易重寫這些轉換。