sign of subtraction

简明释义

减号

英英释义

例句

1.If you want to decrease the quantity, you will use a sign of subtraction 减号 in your equation.

如果你想减少数量，你将在方程中使用sign of subtraction 减号。

2.The sign of subtraction 减号 indicates that you need to take away a certain value.

sign of subtraction 减号表示你需要减去一个特定的值。

3.When calculating your expenses, the negative numbers are a sign of subtraction 减法的标志.

在计算你的开支时，负数是一个sign of subtraction 减法的标志。

4.In programming, a sign of subtraction 减号 can be used to decrease a variable's value.

在编程中，sign of subtraction 减号可以用来减少变量的值。

5.In mathematics, when you see a minus sign, it is a sign of subtraction 减号.

在数学中，当你看到减号时，它是一个sign of subtraction 减号。

作文

In mathematics, the concept of subtraction is fundamental. It is a process that allows us to determine how much of one quantity is left when another quantity is taken away. The sign of subtraction (减号) is represented by the symbol ‘-’. This simple yet powerful symbol plays a crucial role in various fields, from basic arithmetic to advanced calculus. Understanding the sign of subtraction is essential for anyone who wishes to grasp mathematical concepts and apply them in real-world situations.Subtraction is not just limited to numbers; it can also be applied in various contexts such as finance, science, and even daily life. For instance, when budgeting, individuals often need to subtract their expenses from their income to determine how much money they have left. Here, the sign of subtraction becomes a practical tool for financial management. Without understanding this concept, one might struggle to keep track of their finances effectively.Moreover, in the realm of science, subtraction is used to calculate differences in measurements. For example, if a scientist measures the temperature at two different times, they may use the sign of subtraction to find the change in temperature. This application of subtraction is vital for accurate data analysis and interpretation in experiments.In education, teaching students about the sign of subtraction is often one of the first steps in their mathematical journey. Educators emphasize its importance through various exercises and word problems. Students learn not only how to perform subtraction but also how to recognize situations where subtraction is necessary. This foundational knowledge prepares them for more complex mathematical operations in the future.Furthermore, the psychological aspect of subtraction is intriguing. In life, people often experience loss, whether it be the loss of a loved one, a job, or a relationship. These experiences can feel like a sign of subtraction (失去的迹象), representing what has been taken away from us. Understanding this emotional aspect of subtraction can help individuals cope with loss and understand the importance of moving forward.In literature, subtraction can symbolize conflict and resolution. Characters often face challenges that require them to let go of certain aspects of their lives to grow and evolve. The sign of subtraction in this context can represent the sacrifices one must make to achieve personal growth or happiness. Authors use this symbolism to convey deeper messages about life’s complexities.In conclusion, the sign of subtraction is much more than just a mathematical symbol; it represents a concept that permeates various aspects of life. From managing finances to understanding scientific principles, and even navigating emotional experiences, subtraction plays a vital role. By recognizing the significance of the sign of subtraction, we can better understand the world around us and the changes we encounter in our lives. Whether in math class or in the broader context of life, the concept of subtraction teaches us valuable lessons about loss, gain, and the importance of balance.

在数学中，减法的概念是基础性的。它是一种让我们确定当从一个数量中去掉另一个数量后，剩下多少的过程。减号（sign of subtraction）用符号‘-’表示。这个简单而强大的符号在各个领域中发挥着重要作用，从基础算术到高级微积分。理解减号对任何希望掌握数学概念并将其应用于现实生活的人来说都是至关重要的。减法不仅限于数字；它还可以应用于各种上下文，例如财务、科学甚至日常生活。例如，在预算时，个人通常需要从收入中减去支出，以确定自己还剩多少钱。在这里，减号成为财务管理的实用工具。如果不理解这个概念，人们可能会难以有效地跟踪自己的财务。此外，在科学领域，减法用于计算测量值之间的差异。例如，如果科学家在两个不同时间测量温度，他们可能会使用减号来找出温度变化。这种减法的应用对于实验中的准确数据分析和解释至关重要。在教育中，教学生关于减号的知识通常是他们数学旅程的第一步。教育工作者通过各种练习和文字问题强调它的重要性。学生不仅学习如何进行减法，还学习如何识别何时需要进行减法。这一基础知识为他们未来更复杂的数学运算做好了准备。此外，减法的心理学方面也很有趣。在生活中，人们经常经历失去，无论是失去亲人、工作还是关系。这些经历可以被视为减号（sign of subtraction），代表着从我们身上被夺走的东西。理解这种情感方面的减法可以帮助个人应对失去，并理解向前迈进的重要性。在文学中，减法可以象征冲突和解决。角色经常面临挑战，需要放弃生活中的某些方面以成长和发展。在这种情况下，减号可以代表一个人为了实现个人成长或幸福所必须做出的牺牲。作者利用这一象征传达关于生活复杂性的更深刻信息。总之，减号不仅仅是一个数学符号；它代表着渗透到生活各个方面的概念。从管理财务到理解科学原理，甚至在处理情感体验时，减法都发挥着重要作用。通过认识到减号的重要性，我们可以更好地理解周围的世界以及我们生活中遇到的变化。无论是在数学课堂上还是在生活的更广泛背景中，减法的概念教会我们有关失去、获得和保持平衡的重要课程。