first numeral

简明释义

船舶)横构件数

英英释义

例句

1.For the lottery ticket, the first numeral 第一个数字 drawn is crucial for winning.

对于彩票票，抽出的 first numeral 第一个数字 对于获胜至关重要。

2.To start counting, you need to recognize the first numeral 第一个数字 in the series.

要开始计数，你需要识别出系列中的 first numeral 第一个数字 。

3.In mathematics, the first numeral 第一个数字 can often determine the operation needed.

在数学中，first numeral 第一个数字 通常可以决定所需的运算。

4.In the sequence of numbers, the first numeral 第一个数字 is always the most significant.

在数字序列中，first numeral 第一个数字 总是最重要的。

5.When reading a number, the first numeral 第一个数字 indicates its place value.

在读取一个数字时，first numeral 第一个数字 表示其位值。

作文

In mathematics, understanding the concept of numbers is essential for various applications in daily life. One of the fundamental aspects of numbers is the idea of a first numeral, which refers to the initial digit in a number that holds significant value. For example, in the number 345, the first numeral is 3. This numeral is crucial because it determines the overall magnitude of the number itself. When we learn about place value, we quickly realize that the first numeral in a multi-digit number plays a critical role in defining its size. The larger the first numeral, the greater the value of the entire number. This principle is not only applicable in basic arithmetic but also extends to more complex mathematical concepts such as algebra and statistics. Moreover, recognizing the first numeral helps in comparing different numbers. For instance, when comparing 234 and 789, one can immediately see that 7 (the first numeral of 789) is greater than 2 (the first numeral of 234), indicating that 789 is a larger number. This understanding is vital in various scenarios, from budgeting and finance to data analysis and scientific research. Additionally, the first numeral is significant in the context of rounding numbers. When we round 456 to the nearest hundred, we look at the first numeral (4 in this case) to determine whether to round up or down. If the first numeral were 5 or higher, we would round up; if it were lower, we would round down. This illustrates how the first numeral can influence decisions in mathematical operations. In everyday life, we encounter situations where identifying the first numeral can be beneficial. For instance, when dealing with prices in a store, the first numeral can help us quickly assess whether an item fits within our budget. If we see a price tag of $49.99, the first numeral is 4, indicating that the price is under $50, which may be within our spending limit. Furthermore, the first numeral also appears in various contexts outside of pure mathematics. For example, in statistics, the first numeral of a data set can indicate trends and patterns. In a dataset containing ages, the first numeral can help us categorize individuals into different age groups, facilitating better analysis and understanding of demographic information. To conclude, the concept of the first numeral is not merely a mathematical notion but a practical tool that enhances our ability to interpret numbers in various aspects of life. Whether we are managing finances, analyzing data, or making everyday decisions, recognizing the importance of the first numeral can lead to more informed choices and a better understanding of the numerical world around us. Therefore, mastering the significance of the first numeral is a valuable skill that everyone should strive to develop.

在数学中，理解数字的概念对日常生活中的各种应用至关重要。数字的一个基本方面是第一个数字（first numeral）的概念，它指的是一个数字中具有重要价值的初始数字。例如，在数字345中，第一个数字是3。这个数字至关重要，因为它决定了整个数字本身的整体大小。当我们学习位值时，我们很快意识到，在多位数字中，第一个数字（first numeral）在定义其大小方面起着关键作用。第一个数字越大，整个数字的值就越大。这个原则不仅适用于基本算术，还扩展到代数和统计等更复杂的数学概念。此外，识别第一个数字（first numeral）有助于比较不同的数字。例如，在比较234和789时，人们可以立即看到7（789的第一个数字）大于2（234的第一个数字），这表明789是一个更大的数字。这种理解在各种场景中都是至关重要的，从预算和财务到数据分析和科学研究。此外，第一个数字（first numeral）在舍入数字的上下文中也很重要。当我们将456舍入到最接近的百位时，我们查看第一个数字（在这种情况下为4），以确定是向上舍入还是向下舍入。如果第一个数字是5或更高，我们将向上舍入；如果较低，则向下舍入。这说明第一个数字（first numeral）可以影响数学运算中的决策。在日常生活中，我们遇到识别第一个数字（first numeral）可能带来好处的情况。例如，在商店处理价格时，第一个数字（first numeral）可以帮助我们快速评估某个物品是否符合我们的预算。如果我们看到价格标签为49.99美元，第一个数字是4，表明价格低于50美元，这可能在我们的支出限额内。此外，第一个数字（first numeral）还出现在纯数学之外的各种上下文中。例如，在统计中，数据集中的第一个数字（first numeral）可以指示趋势和模式。在包含年龄的数据集中，第一个数字（first numeral）可以帮助我们将个人归类为不同的年龄组，从而促进对人口信息的更好分析和理解。总之，第一个数字（first numeral）的概念不仅仅是一个数学概念，而是一个实用工具，可以增强我们在生活各个方面解释数字的能力。无论我们是在管理财务、分析数据，还是做出日常决策，认识到第一个数字（first numeral）的重要性都能导致更明智的选择，以及对周围数字世界的更好理解。因此，掌握第一个数字（first numeral）的重要性是每个人都应该努力发展的宝贵技能。