| 词汇 | null |
| 释义 | null adjective uk /nʌl/ us /nʌl/ having no legal force: 无法律效力的 The 1944 contract has since been declared null and void.这份1944年的合同已被宣布无效。 About 200 marriages in the diocese were declared null last year.该教区去年约有二百桩婚事被宣布无效。 Buyout terms become null if the company has not broken ground for a new stadium by July 1.如果该公司到七月一日未能破土兴建一个新的体育场，则买断条款作废。 Synonym invalid with no value or effect: 没有价值的;没有作用的 Will these null findings change anyone's opinion of ESP?这些无效的发现会改变任何人对ESP的看法吗？ Four decades of a null result should tell us something about the hypothesis that there are intelligent civilizations in space.四十年来对于太空中存在智能文明这一假设的研究毫无结果，这应该给我们一点启示了。 mathematics specialized (of a set or matrix) containing nothing or containing only zeros: 空值，零 A matrix having all its elements zero is said to be null and is written 0.一个所有元素为零的矩阵称为空矩阵，记为 0。 Failed searches are defined as null set results.失败的搜索被定义为空集结果。 Court cases, orders & decisions actionable actionably administer admissibility admissible extinguishment extrajudicial extrajudicially fatal accident inquiry federal case pettifogging plea bargain plea bargaining pleading post bail the Webster ruling walk walk freeidiom wardship witness to something You can also find related words, phrases, and synonyms in the topics: Something, anything, nothing, and everything Numbers: groups of things according to number null noun[ C ] uk /nʌl/ us /nʌl/ an empty value or a zero: 空值，零 Flags may be used to prevent nulls by bringing attention to the absence of a value in a table.可以使用标记让人注意到表格中没有填入数值的地方，从而防止出现空值。 He took down the lengthy list of produce prices and eradicated the zeros or "nulls".他记下了冗长的农产品价格清单，并消除了零或"空值"。 Numbers: cardinal, including nought & zero B, b bi cipher deca- duodecillion fifteen five forty googol jillion kazillion naught nineteen ninety six sixty ten thirty twelve unit You can also find related words, phrases, and synonyms in the topics: Numbers: groups of things according to number null verb[ T ] uk /nʌl/ us /nʌl/ to remove the effect of one thing by doing another thing that has the opposite effect: 抵消；对消 Used in very small quantities, the digestive aid nulls this effect and adds a wonderful aroma to the vegetables. The deflection of the gyro spin axis is detected and nulled by the stabilization loops. Synonym cancelsomething out Destroying and demolishing annihilate annihilation apocalypse bash bash through (something) be sacrificed on the altar of somethingidiom costly dynamite erosion erosional erosionally erosive saboteur sack sacking sacrifice scarred self-destruct sink wipe null | Business Englishnull adjective uk /nʌl/us MEASURES having a value of zero: Browser performance was improved by analysing failed searches which return null set results. LAW → null and void: They asked the supreme court to declare their sentences null and seek compensation. Examples of nullnull The remaining involved modes, including those corresponding to and its derivative, are assumed to be numerically null. It is also important to note that the power of the test to reject the null hypothesis probably suffers from this sort of procedure. Responses are presented as a function of the luminance intensity of the null-direction component of the transparent stimulus. The children's utterances were coded for the informational status of any referring expressions using four categories: full noun, pronoun, null, and no response. The goodness of fit in all specifications is reasonable and the null hypotheses of no misspecification and homoscedasticity are not rejected either. Null findings are difficult to interpret because of the small samples and brief follow-up periods (f2 years) used in most previous studies. This will allow, in turn, examination of the issue of whether the size results obtained are sensitive to spectral shape adopted under the null hypothesis. This may reflect that researchers want to be able to make probability statements about the null hypothesis being false (1). This instability seems to arise because field line oscillations accumulate at the null point in such a way that it cannot remain static. As for number, null subjects only occurred in singular contexts and never in plural contexts. There are several other ways in which these null-effects may have arisen. The number of statistically significant results found means that the null hypothesis that rodents are evenly distributed amongst the manholes must, therefore, be firmly rejected. We worked from the null hypothesis that rodents should be evenly distributed throughout the sewer network. So, for example, when we select alpha = 0.05, we should falsely reject the null 5% of the time even when it is true. Demographic departures from the standard null model are expected to affect the patterns of observed variability over the whole genome. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
| 随便看 |
反思网英语在线翻译词典收录了377474条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。