less than or equal to

简明释义

小于或等于

英英释义

例句

1.The total weight of your luggage must be less than or equal to 20 kilograms.

你的行李总重量必须小于或等于 20公斤。

2.You can only borrow books if you have less than or equal to three overdue items.

如果你有小于或等于三本逾期书籍，你只能借阅书籍。

3.The temperature should be less than or equal to 25 degrees Celsius for optimal plant growth.

温度应该保持在小于或等于 25摄氏度，以促进植物的最佳生长。

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

要获得折扣，你的购买金额必须小于或等于 50美元。

5.The speed limit on this road is less than or equal to 60 kilometers per hour.

这条路的速度限制是小于或等于 60公里每小时。

作文

Mathematics is a subject that often requires precision and clarity. One of the fundamental concepts in mathematics is that of comparison, which allows us to understand relationships between numbers. A common phrase used in mathematical expressions is ‘less than or equal to,’ which can be represented symbolically as ‘≤’. This phrase is essential when we want to express that one quantity does not exceed another. For instance, if we say that the score required to pass an exam is ‘less than or equal to’ 60, it means that a student can either score 60 or any score lower than that to pass the exam. In this context, ‘less than or equal to’ (小于或等于) helps clarify the criteria for passing. In real-life scenarios, we often encounter situations where we need to apply the concept of ‘less than or equal to.’ For example, consider a budget for a project. If the total expenses must be ‘less than or equal to’ $10,000, this means that the project can cost $10,000 at most, but it cannot exceed that amount. Understanding this constraint is crucial for effective financial planning. Additionally, the phrase ‘less than or equal to’ is frequently used in programming and algorithm design. When creating algorithms, developers often set conditions that require certain variables to meet specific criteria. For instance, if a program needs to ensure that a user’s age is ‘less than or equal to’ 18 to access particular content, this condition plays a vital role in maintaining compliance with legal requirements regarding age restrictions. Here, ‘less than or equal to’ (小于或等于) provides a clear guideline for what is permissible within the program. Moreover, in statistics, we often use the phrase ‘less than or equal to’ when analyzing data distributions. For example, if we are examining test scores and want to determine how many students scored ‘less than or equal to’ 75, we can use this information to understand the overall performance of a class. This analysis can help educators identify areas where students may need additional support. In conclusion, the phrase ‘less than or equal to’ (小于或等于) is a powerful tool in mathematics, programming, and data analysis. It provides clarity and precision in expressing relationships between quantities. Whether we are setting budgets, creating algorithms, or analyzing test scores, understanding and using the concept of ‘less than or equal to’ is essential for effective decision-making. By mastering this phrase, we enhance our ability to communicate mathematical ideas clearly and accurately, paving the way for better understanding in various fields of study. Therefore, it is crucial to practice using this expression in different contexts to fully grasp its significance and application.

数学是一门常常需要精确和清晰的学科。数学中的一个基本概念是比较，这使我们能够理解数字之间的关系。在数学表达式中，一个常用的短语是‘less than or equal to’，可以用符号‘≤’表示。当我们想要表达一个数量不超过另一个数量时，这个短语是必不可少的。例如，如果我们说通过考试所需的分数是‘less than or equal to’ 60，这意味着学生可以得60分或更低的分数以通过考试。在这个上下文中，‘less than or equal to’（小于或等于）帮助澄清通过的标准。在现实生活中，我们常常会遇到需要应用‘less than or equal to’概念的情况。例如，考虑一个项目的预算。如果总开支必须‘less than or equal to’ $10,000，这意味着项目最多可以花费$10,000，但不能超过这个金额。理解这一限制对有效的财务规划至关重要。此外，短语‘less than or equal to’常常在编程和算法设计中使用。当创建算法时，开发人员通常会设置条件，要求某些变量满足特定标准。例如，如果一个程序需要确保用户的年龄‘less than or equal to’ 18才能访问特定内容，这一条件在维护法律要求的年龄限制方面发挥着重要作用。在这里，‘less than or equal to’（小于或等于）为程序内的可允许内容提供了明确的指导。此外，在统计学中，当我们分析数据分布时，常常使用短语‘less than or equal to’。例如，如果我们正在检查考试成绩，并希望确定有多少学生得分‘less than or equal to’ 75，我们可以利用这些信息来了解整个班级的表现。这种分析可以帮助教育工作者识别学生可能需要额外支持的领域。总之，短语‘less than or equal to’（小于或等于）是数学、编程和数据分析中的一种强大工具。它在表达数量之间的关系时提供了清晰和精确。无论我们是在设定预算、创建算法还是分析考试成绩，理解和使用‘less than or equal to’的概念对于有效决策至关重要。通过掌握这个短语，我们增强了清晰准确地传达数学思想的能力，为各个研究领域的更好理解铺平了道路。因此，在不同的上下文中练习使用这个表达是至关重要的，以充分掌握其重要性和应用。