dispersion

简明释义

英[dɪˈspɜːʃn]美[dɪˈspɜːrʒn]

n. 传播，散布；分布；（生态）分布；弥散，扩散；（将犹太人赶出以色列的）大流散（the Dispersion）；（物理）色散，频散；（统计）离中趋势，离散度

英英释义

单词用法

同义词

反义词

例句

1.The team suggests that this increased velocity dispersion is a result of a higher rate of interactions among galaxies than in other clusters.

研究团队说，这种不断增加的周转速度差异是由这里的星系之间，相对于其它星系团来说更快的作用速度产生的。

2.In the example below, we can use a boxplot graph to measure the level of dispersion within a dataset. In ideal circumstances we can see the following.

在下面的范例之中，我们可以使用箱线图来度量一个数据集内分散的程度。

3.When we talk about dispersion we are interested in how the data is spread throughout the dataset.

当我们去讨论数据时，我们其实是对数据如何在数据集之间如何分散感兴趣。

4.Dispersant can reduce the gathered material in dispersion system.

分散剂能降低分散体系中物质的聚集。

5.There are a number of ways to measure dispersion

有很多种方法可以度量分散度

6.Corals provide a good example of how sedentary species achieve dispersion.

珊瑚为固着物种如何实现色散提供了一个很好的例子。

7.We will also discuss alternate measures of location, the median and quartiles and discuss how they are more resistant to dispersion.

我们还会讨论位置的其他度量手段，中间值和质量，并讨论它们对分散度有更大的抵抗力。

8.So how do these outliers and dispersion affect the values of the mean and standard deviation?

那么这些异常值和分散度是怎么影响度量值和标准偏差的呢？

9.With increasingly wide geographic dispersion, most organizations are finding they have an unexpected need for Enterprise Web 2.0.

由于在地理位置上日益分散，许多组织都比以前更加需要使用EnterpriseWeb 2.0。

10.The scientist studied the dispersion of pollutants in the air after the factory opened.

科学家研究了工厂开业后污染物在空气中的扩散。

11.In statistics, dispersion refers to how spread out the data points are.

在统计学中，离散度指的是数据点的分布程度。

12.The dispersion of light through a prism creates a rainbow effect.

光通过棱镜的色散产生了彩虹效果。

13.We observed the dispersion of seeds by the wind in the garden.

我们观察到了风在花园中对种子的传播。

14.The dispersion of wealth in society can lead to economic inequality.

社会财富的分散可能导致经济不平等。

作文

The concept of dispersion refers to the way in which something is spread out or distributed over an area or volume. In various scientific fields, such as physics and chemistry, dispersion plays a crucial role in understanding how particles, waves, or substances behave when they are not concentrated in one place. For instance, in the study of light, dispersion describes how different wavelengths of light separate when they pass through a prism, resulting in a spectrum of colors. This phenomenon not only illustrates the nature of light but also serves as a foundational principle in optics. In a broader sense, dispersion can also apply to social sciences, particularly in sociology and economics. When we talk about population dispersion, we refer to how people are distributed across geographical areas. Urban areas often exhibit high population density, while rural areas may show significant dispersion. Understanding this distribution helps policymakers address issues related to resource allocation, infrastructure development, and social services. Moreover, dispersion is a key factor in environmental studies. The dispersion of pollutants in air or water can have profound effects on ecosystems and public health. For example, when a toxic substance is released into a river, its dispersion will determine how far it travels and which communities might be affected. Environmental scientists study these patterns to predict potential impacts and develop strategies for mitigation. In the realm of finance, dispersion can refer to the variability of returns on investments. A high degree of dispersion among asset returns indicates a wide range of performance, which can signal opportunities or risks for investors. By analyzing the dispersion of returns, investors can make informed decisions about portfolio diversification and risk management. Furthermore, the concept of dispersion is essential in data analysis. In statistics, dispersion measures the extent to which data points differ from the average value. Common metrics used to assess dispersion include range, variance, and standard deviation. These tools help researchers understand the reliability and variability of their data, allowing for more accurate conclusions and predictions. In conclusion, the term dispersion encompasses a wide array of meanings across different fields. Whether we are discussing the dispersion of light, populations, pollutants, financial returns, or data points, the underlying principle remains the same: it is about the distribution and spread of elements within a given space or context. A thorough understanding of dispersion enhances our ability to analyze complex systems and make informed decisions based on the patterns we observe. As we continue to encounter challenges in science, society, and the economy, the concept of dispersion will undoubtedly remain a vital aspect of our analytical toolkit.

“dispersion”这个概念指的是某物如何在某个区域或体积中分散或分布。在物理学和化学等各个科学领域中，dispersion在理解粒子、波动或物质在不集中于一个地方时的行为方面发挥着至关重要的作用。例如，在光的研究中，dispersion描述了不同波长的光通过棱镜时如何分离，从而形成一系列颜色的光谱。这一现象不仅说明了光的性质，而且作为光学中的基础原理。 更广泛地说，dispersion也可以应用于社会科学，特别是在社会学和经济学中。当我们谈论人口dispersion时，我们指的是人们在地理区域中的分布。城市地区通常表现出高人口密度，而农村地区可能显示出显著的dispersion。理解这种分布有助于政策制定者解决与资源分配、基础设施发展和社会服务相关的问题。 此外，dispersion是环境研究中的一个关键因素。污染物在空气或水中的dispersion可能对生态系统和公共健康产生深远影响。例如，当一种有毒物质释放到河流中时，它的dispersion将决定它传播的距离以及可能受影响的社区。环境科学家研究这些模式，以预测潜在影响并制定减缓策略。 在金融领域，dispersion可以指投资回报的变异性。资产回报之间的高程度dispersion表明表现范围广泛，这可能为投资者信号提供机会或风险。通过分析回报的dispersion，投资者可以就投资组合多样化和风险管理做出明智的决策。 此外，dispersion的概念在数据分析中至关重要。在统计学中，dispersion衡量数据点与平均值之间的差异程度。用于评估dispersion的常见指标包括范围、方差和标准差。这些工具帮助研究人员理解其数据的可靠性和变异性，从而得出更准确的结论和预测。 总之，dispersion这个术语在不同领域涵盖了广泛的含义。无论我们讨论的是光的dispersion、人口、污染物、金融回报还是数据点，其基本原理始终相同：它是关于元素在特定空间或上下文中的分布和扩散。对dispersion的透彻理解增强了我们分析复杂系统的能力，并根据我们观察到的模式做出明智的决策。随着我们继续面临科学、社会和经济中的挑战，dispersion的概念无疑将继续成为我们分析工具箱中的重要组成部分。