A1 [ T ] to have to have something, or to want something very much必须,需要
B1 [ T ] If you say that someone or something needs something else, you mean that they should have it, or would get an advantage from having it.应该,需要
More examples
He needs some climbing boots.
You need 250 g of grated cheese for this recipe.
All she needed to complete her happiness was a baby.
I called her on the pretext of needing more information.
We need a coat hook on the back of this door.
A1 [ + to infinitive or + infinitive without to ] to have (to)必须,不得不
A2 there is no reason for someone or something to do a particular thing(某人)不必做…
used, often when you are angry with someone, to say that they should not do a particular thing or that they have no right to do it(常用于表示气愤) (某人)不该(或无权)做
used to say either that someone did a particular thing although they did not have to, or that someone did not do it because they did not have to(某人)没有必要…
it was not necessary for someone to have done a particular thing, although they did do it(某人)本不必做…
More examples
We'll need to check out his story.
I need to get those films processed.
In the past, a woman needed to be chaste to make a good marriage.
He spun some tale about needing to take time off work because his mother was ill.
The city needs to attract more industry.
B2 [ S or U ] the state of having to have something that you do not have, especially something that you must have so that you can have a satisfactory life需求,需要;(尤指)生活需求
B2 the things that a person must have in order to have a satisfactory life(生活)必需品,需要物
B2 [ C or U ] a feeling or state of strongly wanting something需求欲,渴求
not having enough money or food(金钱或食物)缺乏,短缺
[ U ] the state of being necessary必须,需要
B2 If there is no need to do something, it is not necessary or it is wrong.不必…;不应该…
More examples
There's a crying need for a better education system.
The findings of this survey are demonstrative of the need for further research.
There is a tremendous need for more low-cost housing.
Will future oil supplies be adequate to meet world needs?
It's not by any means a brilliant salary but it's adequate for our needs.
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