Essentially, the necessity to work comes out of the necessity to eat.

本质上，劳作的必要性来源于吃的必要性。

There are certain things that are so essential.They should transcend politics.

需要建立一些必要的价值，超越政治的基本价值。

All but essential shops will remain closed.

除了必要的商店外，其他所有店铺都将关闭。

OK. And consider the need for news censorship.

好的，那你再说说新闻审查的必要性吧。

He once asserted that suspected criminals should be killed if need be.

他曾宣称如果有必要，所有的嫌犯都该被杀。

They see it as necessary due diligence.

他认为是必要的，是在尽职尽责。

But others move more slowly so as to avoid any unnecessary risk.

但其他人会循序渐进以避免一些不必要的风险。

Too large a party attracts unwanted attention.

大队人马只会惹来不必要的注意。

Who was he to ruin her fun?

他有什么必要毁掉她的乐趣呢？

The white marble tomb, an unnecessary blot on the familiar landscape.

那座白色的大理石坟--熟悉的土地上一个不必要的污点。

Some people believe that advertisements lure us to purchase goods that are not of necessity.

有些人认为广告会诱使购买不必要的商品。

We're moving forward with the plan to eliminate all unnecessary gender based barriers to service.

正在推进个计划来消除所有军中的不必要的性别障碍问题。

To help clear it, Delhi's government says these steps are necessary.

为降低空气污染，新德里政府称些措施是必要的。

Thus the techlash is a necessary step in the adoption of important new technologies.

因此，技术鞭策是采用重要新技术的必要步骤。

Political rebranding is sometimes necessary, but it is nowhere near sufficient.

政治重塑有时是必要的，但远远不够。

Neighbors opened their homes to those in need of food, clothes, shelter.

邻居敞开他的家庭提供必要的饮食，衣物和避难所。

And then he had a little check, yes, and check, no.

然后他进行了一些检查, 是的, 检查是必要的。

I do. It's become a necessity, just, like, your third hand.

有的，成为了必要的东西，就像是第三只手一样。

It also creates this unnecessary friction.

它会造成种不必要的麻烦。

And Sternberg argues that this is a required component of a love relationship.

而斯特伯格认为，是爱情的必要组成部分。