less than or equal to

简明释义

小于或等于

英英释义

例句

1.The speed limit on this road is less than or equal to 50 km/h.

这条路的限速小于或等于 50公里每小时。

2.The budget for this project is less than or equal to $10,000.

这个项目的预算小于或等于 10,000美元。

3.The temperature today is expected to be less than or equal to 20 degrees Celsius.

今天的温度预计将小于或等于 20摄氏度。

4.You need to score less than or equal to 60% to pass the exam.

你需要在考试中得分小于或等于 60%才能通过。

5.To qualify for the discount, your purchase must be less than or equal to $50.

要获得折扣，你的购买必须小于或等于 50美元。

作文

Mathematics is a subject that often employs specific terms and symbols to convey precise meanings. One such term that frequently appears in mathematical contexts is the phrase less than or equal to, which is commonly represented by the symbol '≤'. This expression plays a crucial role in various branches of mathematics, including algebra, calculus, and statistics. Understanding this phrase is essential for solving inequalities and interpreting data accurately.To illustrate the importance of less than or equal to, let's consider a simple example involving inequalities. Imagine you are a teacher who wants to set a maximum score for a class assignment. You might state that students can earn less than or equal to 100 points on the assignment. This means that the highest possible score a student can achieve is 100, but they can also score any number below that, such as 95, 80, or even 0. The inclusion of 'equal to' allows for the possibility of achieving the maximum score, while 'less than' covers all other potential scores.In addition to its use in academic settings, the phrase less than or equal to is also prevalent in real-life scenarios. For instance, when dealing with budgets, one might say that expenses must be less than or equal to a certain amount. This ensures that spending does not exceed the allocated budget, promoting financial responsibility. By setting such limits, individuals and organizations can manage their resources more effectively.Furthermore, the concept of less than or equal to is vital in programming and computer science. When writing code, programmers often need to evaluate conditions based on numerical values. For example, a loop might continue running as long as a variable is less than or equal to 10. This condition helps control the flow of the program, ensuring it behaves as intended.In statistics, the phrase less than or equal to is used to describe distributions and probabilities. For example, when analyzing test scores, one might say that the probability of a student scoring less than or equal to 75% is 0.8. This means that there is an 80% chance that a randomly selected student will score 75% or lower, providing valuable insights into performance trends.In conclusion, the phrase less than or equal to is a fundamental concept in mathematics and its applications. Whether in academic settings, financial planning, programming, or statistical analysis, understanding and using this term correctly is crucial. It allows for clear communication of limits and conditions, enabling effective problem-solving and decision-making. As we continue to encounter this phrase in various contexts, it is important to grasp its meaning and implications fully. By doing so, we can enhance our mathematical literacy and apply these concepts confidently in our daily lives.

数学是一个经常使用特定术语和符号来传达精确含义的学科。一个经常出现在数学上下文中的术语是短语小于或等于，通常用符号 '≤' 表示。这个表达在代数、微积分和统计等多个数学分支中发挥着至关重要的作用。理解这个短语对于解决不等式和准确解释数据至关重要。为了说明小于或等于的重要性，让我们考虑一个涉及不等式的简单例子。假设你是一位老师，想要为班级作业设定一个最高分数。你可能会说学生可以在作业中获得小于或等于 100 分。这意味着学生能达到的最高分是100分，但他们也可以得低于这个分数的任何数字，比如95、80，甚至是0。‘等于’的包含允许达到最高分的可能性，而‘小于’则涵盖所有其他潜在分数。除了在学术环境中的使用，短语小于或等于在现实生活场景中也很常见。例如，在处理预算时，人们可能会说支出必须小于或等于某个金额。这确保了支出不会超出分配的预算，促进了财务责任。通过设定这样的限制，个人和组织可以更有效地管理资源。此外，小于或等于的概念在编程和计算机科学中至关重要。当编写代码时，程序员经常需要根据数值评估条件。例如，一个循环可能会继续运行，只要一个变量小于或等于 10。这个条件有助于控制程序的流程，确保其按预期行为运行。在统计学中，短语小于或等于用于描述分布和概率。例如，在分析考试成绩时，人们可能会说学生得分小于或等于 75% 的概率是 0.8。这意味着随机选择的一名学生得分75%或更低的概率为80%，提供了对表现趋势的宝贵洞察。总之，短语小于或等于是数学及其应用中的一个基本概念。无论是在学术环境、财务规划、编程还是统计分析中，正确理解和使用这个术语都是至关重要的。它允许清晰地传达限制和条件，从而促进有效的问题解决和决策制定。随着我们在各种上下文中不断遇到这个短语，全面掌握其含义和影响是非常重要的。通过这样做，我们可以增强我们的数学素养，并在日常生活中自信地应用这些概念。