Back off! There's no need to yell at me.

走开点！没必要对我大喊大叫。

《牛津词典》

I need someone to help me.

我需要有人帮我。

《柯林斯英汉双解大词典》

Here's my card if you need to contact me again.

如果你需要再和我联系，这是我的名片。

《牛津词典》

On the same evening that the spirit of Leeuwenhoek tells me the secret of the perfect lens, I find the diamond I need to create it.

VOA: special.2009.07.25

The very fact that I need to know it in particular is what makes me need to know it negatively.

认识一件事物需要知道,它不是什么。

耶鲁公开课 - 文学理论导论课程节选

but what works for me the best is to really step out of this sort of need to create

但是对我来说最有用的方法，就是要走出一种必需创造的意念

艺术从自由起步 - SpeakingMax英语口语达人

Microsoft has obviously outthought me, putting the link I need right on my desktop to save me the need to search.

CNN: ASIANOW - Asiaweek | Intelligence | Technology: Bill and the BubbleBoy

He even, a little bit, sounded conciliatory today when he said listen, there's only one thing I want - whatever legislation they send me, the CIA and intelligence leaders need to tell me that they can continue doing the work that has already protected America from future attack.

NPR: Bush Demands Action on Terrorism-Suspect Bill

So, Postmodern Generation, in this article let me explain to you why you need to break down and give me an old fashioned call or even office drop-by.

FORBES: Young People, Stop Just Texting Me and Give Me a Call Once in a While PLZ! Part Deux