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To estimate from the noise, it seems as if it is a vibration at half the rotational frequency, so maybe it's a problem of the hydrodynamical/ball bearing combination that Andreas had to use to arrange the cantilevered suspension with the necessary small diameter directly in front of the compressor wheel hub.

为了估计的噪音，好像它是一半的振动频率旋转，所以也许这是一个对流体动力学/球轴承组合的问题，安德烈不得不使用安排在前面必要的小直径暂停直接悬臂压缩机的轮毂。

EGFL7 protein is a factor specially secreted by the endothelial cell. It is necessary for formation of vascular lumen, the formation process would be blocked and functions of vascular is incompleted if it is missing.

论文摘要： EGFL7蛋白为一种内皮细胞特异性分泌因子，它是血管管腔形成所必需的因子，它的缺乏将导致管腔形成受阻，从而影响血管功能的完善。

Something is irreducibly complex if it''s composed of several parts and each part is absolutely necessary for the structure to function.

如果某个东西由几个部分组成，而每一个部分对于整个结构的运作都是必需的，那么这个东西就是 irreducible complex 。

In addition to a theory being logically self-referentially inconsistent, a theory can be inconsistent by virtue of itself denying or implying the contrary of one of its justificatory, semantic, or pragmatic presuppositions. Performative inconsistency derives from the self-referential denial of semantic or pragmatic presuppositions--in other words, a performatively self-falsifying proposition denies a necessary condition if its being meaningfully affirmed.27 The affirmation of a self-stultifying proposition, by contrast, denies one of its justificatory presuppositions.

除了'一个理论能在逻辑上自指不一致'外，一个理论能依据'自己被拒绝'或'内含其辩护性/语义性/语用性预设的反对'而得到不一致；换句话说，如果其被有意义地肯定，则是一个performatively self-falsifying的命题拒绝了一个必要条件。27 （作为对比，对self-stultifying命题的肯定，拒绝了部分其辩护性预设。

If we try to protect our earth and our enviroment, everyone's effort in daily lif is necessary.

如果我们试着保护我们的环境和我们地球，每个人的日常生活是努力是必需的。

THERFORE: It is necessary that the substances stand immediately or mediately in dynamical community if their coexistence is to be known in any possible experience.

因此，对于显象中的一切实体来说，如果它们是同时的，那么，彼此之间处在交互作用无一例外的共联性中，就是必要的。

You must pay all shipping charges if it is necessary to return the product to Naim Audio or your retailer.

您必须支付所有的运费，如果有必要产品退回纳伊姆音频或您的零售商。

When a supplica is affected by obreption or subreption it becomes necessary to ask for a so-called "reformatory decree" in case the favour asked has not yet been granted by the Curia, or for the letters known as "Perinde ac valere" if the favour has already been granted.

当一个supplica是受影响 obreption或subreption成为必要请一个所谓的&感化令&的情况下，反对者要求至今仍未获准，由教廷，或为英文字母被称为& perinde交流valere &如果赞成，已是理所当然的。

And she was scathing that Vander Ark had missed her reference to Occamy in Fantastic Beasts and Where to Find Them. It was a reference to Occam\'s razor, the principle that nothing should be presumed to exist if not absolutely necessary.

她还抨击Vander Ark在《怪兽及其产地》中漏了她关于鸟蛇的出处，这是参考奥卡姆剃刀哲学命题的，即如无必要，勿增实体。

If we can have a comprehensive and rational view of teacher's authority, we would find it is not always playing a positive promoting role. In fact. When it is beyond a certain "degree", it will become its opposite. Therefore, it is necessary to safeguard the lawful authority of teachers and establish the reasonable authority of teachers. Meanwhile, we should prevent the overinflation caused by "power".

如果我们能够全面、理性的看待教师权威，事实上，它对于学校教学来说并非总是起着积极的促进作用，当它超过一定的&度&的时候，就会走向它的反面，这正如苏霍姆林斯基所讲：在教师所拥有的教育手段中，对孩子们的权威是最要紧、最普通、包罗一切同时又是最锐利和不安全的手段。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。