1.需要；必需to require sth/sb because they are essential or very important, not just because you would like to have them
Do you need any help?你需要帮忙吗？
It's here if you need it.你要的话就拿去吧。
Don't go─I might need you.别走，我可能要你帮忙。
They badly needed a change.他们迫切需要变革。
Food aid is urgently needed.迫切需要食物援助。
What do you need your own computer for? You can use ours.你干吗还要自己买电脑？你可以用我们的。
I don't need your comments, thank you.谢谢，我不需要你来评头论足。
I need to get some sleep.我需要睡会儿觉。
He needs to win this game to stay in the match.他得赢下这场比赛以免被淘汰出局。
You don't need to leave yet, do you?你不必现在就走吧？
This shirt needs to be washed.这件衬衣该洗了。
This shirt needs washing.这件衬衣该洗了。
2.~ to do sth（表示应该或不得不做）有必要used to show what you should or have to do
All you need to do is complete this form.你要做的就是填好这个表格。
I didn't need to go to the bank after all─Mary lent me the money.我最终还是不必去银行了，玛丽借我钱了。
1.~ (not) do sth（表示没有必要或询问是否有必要）需要used to state that sth is/was not necessary or that only very little is/was necessary; used to ask if sth is/was necessary
You needn't bother asking Rick─I know he's too busy.你不必费神去问里克，我知道他太忙了。
I need hardly tell you(= you must already know) that the work is dangerous.这工作很危险，这就不用我说了。
If she wants anything, she need only ask.她想要什么东西，只要开一下口就行了。
All you need bring are sheets.你需要带的就是床单。
You needn't have worried(= it was not necessary for you to worry, but you did) ─ it all turned out fine.你本不必担心，一切都很顺利。
Need you have paid so much?你用得着花那么多钱吗？
1.[sing][u]需要；必须a situation when sth is necessary or must be done
to satisfy/meet/identify a need满足╱迎合╱看出某种需要
There is an urgent need for qualified teachers.迫切需要合格教师。
We will contact you again if the need arises.如果有必要，我们会再次和你联系。
The house is in need of a thorough clean.这房子需要来个大扫除。
There is no need for you to get up early tomorrow.你明天不必早起。
I had no need to open the letter─I knew what it would say.我没必要拆开那封信，我知道里面会说些什么。
There's no need to cry(= stop crying) .不要哭了。
2.[c][u]特别需要；迫切要求a strong feeling that you want sb/sth or must have sth
to fulfil an emotional need满足感情的迫切需要
She felt the need to talk to someone.她特别想和人聊聊。
I'm in need of some fresh air.我很想呼吸一点新鲜空气。
She had no more need of me.她再也不需要我了。
3.[c][usupl]需要的事物；欲望the things that sb requires in order to live in a comfortable way or achieve what they want
financial needs经济上的需要
a programme to suit your individual needs满足你个人需要的项目
to meet children's special educational needs满足儿童的特殊教育需求
4.[u]（食物、钱或生活来源的）短缺，缺乏the state of not having enough food, money or support
The charity aims to provide assistance to people in need .这个慈善机构的宗旨是向贫困者提供帮助。
He helped me in my hour of need .在我生活困难的时候他帮助了我。
There's always food in the freezer if need be.如果需要，冰箱里总有食物。
There's always food in the freezer if need be.如果需要，冰箱里总有食物。
If you are going to lead an Agile team, you need to have the courage to speak the truth and let your team members speak the truth as well.
如果你准备去领导一个Agile团队，你需要拥有勇气说出事实，并鼓励你的团队成员也说出事实。
If the result of the assessment need to be published to the public, do you think you will put more effort to improve the energy performance?
若审核结果需向公众公布，你是否会投放更多资源以改善楼宇能源使用之表现？
If need be, take some time to drive to the office ahead of time so you know exactly where you are going.
如果有需要的话，提前花时间开车去办公室熟悉下环境。
You say you need 1500 RMB but what about the network? How much is that for the first six months?
你说你需要1500块但是宽带怎么样了啊？前六个月要交多少钱？
Copywrite of the concept work will need to be transfered to us, however the artists name will stay with the work - if you know what I mean.
概念作品的版权将需要转移给我们，但是艺术家的名字将留在工作-如果你明白我的意思。
Be honoured to help you very much. What you have to need to be able to look for me to serve as interpreter at any time.
很荣幸帮您的忙。您有什么需要可以随时找我当翻译。
In case of a need for emergency surfacing, submarines can rise so quickly that they are propelled partially out of the water.
遇到紧急情况需要浮出水面的时候，潜水艇就会迅速升起，有时会因为冲力过猛而部分跃出水面。
We need to reverse climate change, not to feel better about it as things get out of hand.
我们需要扭转气候变化的局面，而不因事情已到不受控制的地步而窃喜。
You do not need to spend hours a day with your tutor. A few hours a week, or even one hour a week, can be enough to keep you on track.
你不需要一天花费数个小时和你的家庭教师呆在一起，一周几个小时，甚至一周一个小时或许就足以使你走上正轨。
How much new information do they need?
受众对新信息的需求
"We need open access, " she said. "These children and families need to be protected and they need to get out fast. "
“我们需要打开通路”她说。孩子们和家人需要保护，他们必须尽快地突围。
But they did have a strong sense of a need for terrestrial matters to be brought into synchrony with the heavens.
不过他们确实有一种强烈的直觉，地面事件需要与天空进入同步的状态。
In complex Web environments, just like any other application, you need to be able to determine where any deadlocks are originating.
就像其他应用程序一样，在复杂Web环境中也需要能够确定任何死锁的起因。
Money management we need to be able to keep track of sales and profits at any given time from the moment the tickets go on sale.
货币管理，我们需要能够保持在任何给定的时间从目前的门票开始销售的销售额和利润的轨道。
Johnson used a press conference to emphasize the need to fund the war and meet "the very serious problems in the cities" and of the poor.
约翰逊利用一次新闻发布会强调了支付战争和满足“城市中非常严重的问题”及穷人的必要。
I have no doubt that a portion of the debt will ultimately need to be folded into a eurozone bond.
我敢肯定的是，最终将有一部分希腊债务必须被转换为一种欧元区债券。
You won't need to go alone if you don't want to - a partner will gladly come along and add quite a bit of sparkle to the trip.
您不需要单独去，如果你不想-合作伙伴会很高兴一起去，并添加相当多的火花位行程。
I am in need of a custom web designer for a project that I am getting ready to launch. With this project, here is what I would want.
我在为一个项目，我正准备推出定制网页设计师的需要。有了这个项目，这里是我希望。
Brother Qingqingcao, this pattern is very beautiful, and it's no need to know whether it's true Japanese or nor. How much?
青青草兄，此刀花纹很美，就不必管真日制还是假日制，请问多少位数购入？
China's need to emulate America may seem counterintuitive at the moment, given the parlous state of the U.
鉴于美国经济危机，现在说中国需要效仿美国好像是违反直觉的。
以上图片仅供学习交流使用，版权归原作者所有，如有侵权，请与我方联系
