need for

基本解释

What do you need for that object?
你需要什么来制造这样一个物体？
The fact woke them up to the need for the safety precaution.
事实使他们认识到安全防范的必要性。
Their need for medications diminishes, and some may not need medications at all.
他们对药物的需要减少，有些人可能根本不需要药物。
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He says that would reduce the need for an American missile-defense system proposed for the Czech Republic and Poland.
Everyone has potentially a licenser within himself, and so there's no need - there's no logical need for a state licenser.
每个人内在都有一个控制者，所以,没有必要有一个政府的控制者了。
耶鲁公开课 - 弥尔顿课程节选
In the first example, you could be at a social gathering and you really feel the need for some nicotine.
在第一个例子中，你可能在一个社交聚会上，你特别想找个地方抽根烟。
Do you mind 课堂 - SpeakingMax英语口语达人

You can get all the nutrition you need for much less money if you shop carefully.
FORBES: Cheap Foods That Are Good For You