But as Hollywood movies have taught us, this is not necessary.

而在好莱坞电影中，这些话显然都不必要。

youdao

This is not necessary (and not even supported) for Sybase, Microsoft SQL Server, DB2(LUW, z/OS, iSeries) procedures.

对于 Sybase 过程，这是不必要的（也不支持）。

youdao

When I respond that this is not necessary and the stock kernel for supported distributions is what should be used, readers are surprised.

我回答说，这没有必要，使用受支持的发行版中的标准内核就可以了。听到这个答案，读者们往往感到很惊讶。

youdao

This is necessary so that the walls of a building will not shrink or break.

VOA: special.2009.01.12

Here, too, gets a little ugly and this is why I tend not to like this construct, at least in C, but sometimes it's necessary or it's the simplest way to achieve this goal.

这里也有点难看的，这也是为什么我,不太喜欢这个结构，至少在C语言中，但是有时它是必须的,或者它是达到目标最简单的方法。

哈佛公开课 - 计算机科学课程节选

"What is necessary in this case is a collective effort, not only by the researchers and the people on the ground, but also the donor community, because controlling those two diseases can go a long way in improving people's food security and livelihoods in Sub-Saharan Africa."

VOA: special.2009.09.21

If you already know you have an excellent credit report and score this is not necessary.

FORBES: Buying a New Car Painlessly

But, in fact, this is not necessary to refute the claim that business schools are responsible for moral turpitude at the top of corporate America.

ECONOMIST: Is the MBA responsible for moral turpitude at the top?

The good news for me and most investors is that making an iron-clad declaration for either secular bull or bear camp at this juncture is not necessary.

FORBES: Is the Big Breakout Nigh?