他们要是精力旺盛、信心十足，就不需要我了。

If they were blooming with confidence they wouldn't need me.

《柯林斯英汉双解大词典》

乌龟就不需要食物吗？

Turtles do not need food?

youdao

如果你不想你就不需要和任何人说话。

You needn't talk to anyone if you don't want to.

《柯林斯英汉双解大词典》

This needs to be stressed that this is the ideal gas case. Now regular gases, real gases fortunately as I said, don't obey this.

需要强调的是这是对理想气体而言的,普通气体，真实气体，就像我说过的,不遵循这个规律，这是非常重要的。

麻省理工公开课 - 热力学与动力学课程节选

Now remember, we went through before how it's a state function but to calculate it, you'd need to find a reversible path, along which you can figure this out.

请记住，我们不需要知道它是怎样的一个态函数,只计算就可以了，你需要找到一条可逆路径，沿着这条路径就能算得这个结果。

麻省理工公开课 - 热力学与动力学课程节选

People knew that a lot of bad loans were being made or loans were being made to people who shouldn't be getting them.

人们知道现在银行有很多坏账产生,或者有很多多贷款再贷的时候就根本不需要人们来还它。

耶鲁公开课 - 金融市场课程节选