伦茨的建议并不是必要的。

Luntz's recommendation wasn't necessary.

youdao

催眠、瑜伽、席尔瓦精神控制、宗教仪式和信仰治疗都与成功的建议有关，但它们的技巧似乎都不是必要的。

Hypnosis, yoga, Silva mind-control, religious ceremonies and faith healing are all associated with successful suggestion, but none of their techniques seem to be essential to it.

youdao

词汇通常是一个词，但这不是必要的。

A term is often a word, but it need not be.

youdao

It isn't necessary for you to grasp his occultism in order to read his poetry well.

但这不是必要的,没必要去理解他的系统,不理解系统也可以读他的诗。

耶鲁公开课 - 现代诗歌课程节选

we're looking for something that's true,necessary,interesting and, if not unique to death,at least not true of everything.

我们要寻找的是真实，必要，有趣的，而且就算不是死亡独有，也不能是普遍事实。

耶鲁公开课 - 死亡课程节选

In some sense, strictly speaking they shouldn't be necessary because the fact that my specification starts with an assumption, says, hey you, who might call square root make sure that the things you call me with obey the assumption.

在某种意义上严格的来讲,它们不是必要的,因为我已经对假设做了声明,也就是说，如果你要调用我的，求平方根的函数,请确保你传递给我的,参数满足假设条件。

麻省理工公开课 - 计算机科学及编程导论课程节选