Well, I don't imagine that will be necessary. Leastways, I hope not.

我想那是不必要的。至少，我希望不是。

《柯林斯英汉双解大词典》

A group of individuals is not automatically a team. Therefore, team building may be necessary in order to improve the group's performance.

一群人并不是自动形成一个团队。因此，对于提高团队表现来说，团队建设可能是必要的。

youdao

Typically, ideas expressed may not be well connected or cohesive so that familiarity with the stimulus is necessary in order to follow what is being discussed.

通常情况下，所表达的观点可能没有很好地联系或衔接，因此为了跟上所讨论的内容，熟悉这个刺激是必要的。

youdao

He says he believes it is necessary to let North Korea know having nuclear programs will prove to be a bigger disadvantage than not having them.

VOA: standard.2009.05.26

It's not necessary to do that, but it can be quite convenient.

虽然没有必要这样做，但是这样做是很方便的。

麻省理工公开课 - 热力学与动力学课程节选

We've extrapolated that people have property rights and so whether or not it would be a good thing or a nice thing or even a necessary thing for the survival of some people, we don't see that that justifies the violation of the right that we've logically extrapolated.

我们已经推出人们有财产权,所以，就算是为了做好事，做善事,甚至是为了让某些人活下去而必须做的事，那也是不能证明，侵犯这些推定的权利,就是正当的。

耶鲁公开课 - 公正课程节选

Just as it is not necessary to be an athlete to appreciate sport, his book suggests, it is not necessary to be a scientific expert to appreciate science.

ECONOMIST: Good sport

While changes to the program might be desirable, they would not be necessary.

FORBES: Why Do The Economic Proposals Of Perry, Romney And Cain Terrify Liberals?

It has said that a referendum will not be necessary because the proposed changes would not involve a big shift in power from London to Brussels.

BBC: Boris Johnson adds to Tory EU referendum pressure on PM