variables

简明释义

英[/ˈvɛrɪəblz/]美[/ˈvɛrɪbəlz/]

n. [数] 变量

英英释义

单词用法

同义词

反义词

例句

1.These prior efforts all examined the degree to which different environmental, social and geographic variables correlated with the number of languages found in a given location.

这些先前的研究都审查了不同的环境、社会和地理变量与某一地点所发现的语言数目之间的关系。

2.The pivot row must be selected so that all the other basic variables remain positive.

必须选择枢轴行，以便所有其他基本变量保持正数。

3.So what other variables could be used if the racial concept is thrown out?

那么，如果种族概念被抛弃，还可以使用哪些变量呢？

4.Usually, we have two variables.

通常我们有两个变量。

5.Variables are always assigned by value, which means that when one variable is set equal to another variable, they are then independent of each other.

变量始终是由值指定的，这意味着设置一个变量等于另一个变量后，它们就相互独立。

6.In the first section of this function, you set up objects needed to create the report, like the width and height of the canvas, as well as padding variables.

在这个函数的第一部分中，您设置了创建报告需要的对象，比如画布的宽度和高度以及填充变量。

7.Theoretically he defines "technology" in terms of relationships between social and technical variables.

理论上，他根据社会和技术变量之间的关系来定义“技术”。

8.In machine learning, variables are often referred to as features.

在机器学习中，变量通常被称为特征。

9.When conducting experiments, it's important to control the variables to ensure accurate results.

在进行实验时，控制变量以确保结果准确是很重要的。

10.In programming, variables are used to store data values.

在编程中，变量用于存储数据值。

11.In statistics, independent and dependent variables are crucial for analysis.

在统计学中，独立和依赖的变量对分析至关重要。

12.The formula includes several variables that can change the outcome.

这个公式包含多个可能改变结果的变量。

作文

In the realm of science and mathematics, the term variables refers to elements that can change or vary within a given context. Understanding variables is crucial for conducting experiments and analyzing data. For instance, in a scientific experiment, researchers often manipulate certain variables to observe how they affect the outcome. This process allows them to establish cause-and-effect relationships, which are fundamental to scientific inquiry.To illustrate this concept, consider a simple experiment involving plant growth. If a scientist wants to determine how different amounts of sunlight affect the growth of a particular plant species, they would identify the amount of sunlight as a key variable. Other variables may include the type of soil, the amount of water, and the temperature of the environment. By controlling these variables, the scientist can focus on the impact of sunlight alone.In addition to scientific contexts, variables are also prevalent in mathematics and statistics. In algebra, for example, variables are often represented by letters such as x and y. These variables can take on different values, allowing for the formulation of equations and the solving of problems. The ability to manipulate variables in mathematical expressions is essential for finding solutions and understanding complex concepts.Moreover, in the field of economics, variables play a significant role in modeling economic behavior. Economists use different variables to represent factors like consumer spending, interest rates, and inflation. By analyzing how these variables interact with one another, economists can make predictions about future economic trends and inform policy decisions.Understanding how to identify and work with variables is not only important in academic settings but also in everyday life. For example, when making a budget, individuals must consider various variables such as income, expenses, and savings goals. Adjusting these variables can lead to different financial outcomes, highlighting the importance of flexibility and adaptability.In conclusion, the concept of variables is integral to many fields of study and practical applications. Whether in science, mathematics, or everyday decision-making, recognizing the role of variables enables individuals to analyze situations effectively and draw meaningful conclusions. As we continue to encounter various variables in our lives, developing a strong understanding of them will empower us to navigate complexity with confidence.

在科学和数学领域，术语变量指的是在特定背景下可以改变或变化的元素。理解变量对于进行实验和分析数据至关重要。例如，在科学实验中，研究人员通常操纵某些变量以观察它们如何影响结果。这个过程使他们能够建立因果关系，这对科学探究来说是基础。为了说明这一概念，考虑一个简单的植物生长实验。如果一位科学家想要确定不同数量的阳光如何影响特定植物物种的生长，他们将把阳光的数量视为关键变量。其他变量可能包括土壤类型、水的数量和环境温度。通过控制这些变量，科学家可以专注于阳光的影响。除了科学背景外，变量在数学和统计学中也很普遍。例如，在代数中，变量通常用字母如x和y表示。这些变量可以取不同的值，从而允许公式的构建和问题的解决。在数学表达式中操作变量的能力对于寻找解决方案和理解复杂概念至关重要。此外，在经济学领域，变量在建模经济行为中发挥着重要作用。经济学家使用不同的变量来表示消费者支出、利率和通货膨胀等因素。通过分析这些变量之间的相互作用，经济学家可以对未来经济趋势做出预测并提供政策建议。了解如何识别和处理变量不仅在学术环境中重要，而且在日常生活中也很重要。例如，在制定预算时，个人必须考虑各种变量，如收入、支出和储蓄目标。调整这些变量可以导致不同的财务结果，突显了灵活性和适应性的重要性。总之，变量的概念在许多研究领域和实际应用中都是不可或缺的。无论是在科学、数学还是日常决策中，认识到变量的作用使个人能够有效地分析情况并得出有意义的结论。随着我们继续在生活中遇到各种变量，深入理解它们将使我们能够自信地应对复杂性。