中文：

积数是指两个或多个整数相乘的结果。简单来说，积数就是乘法的结果。例如，2乘以3的积数是6，因为2乘以3等于6。

积数在数学中有着广泛的应用。例如，在学习图形面积和体积时，我们需要使用积数来计算。此外，在日常生活中，我们也经常需要计算各种不同物品的数量相乘的结果，例如计算购物时的商品数量和价格等。

除了在数学和日常生活中，积数还在计算机科学中有着广泛的应用。例如，计算机程序需要使用积数来计算各种不同的数值，例如像素值、文件大小等。此外，在计算机图形学中，我们也需要使用积数来计算图形的面积和周长等。

总之，积数是数学和计算机科学中一个非常重要的概念，它可以帮助我们解决各种不同的问题。学习积数的概念和应用对于未来的学习和工作都非常有帮助。

英文：

The product of two or more integers is called a product. In other words, the product is the result of multiplication. For example, the product of 2 and 3 is 6, because 2 multiplied by 3 is equal to 6.

Products have a wide range of applications in mathematics. For example, in studying the area and volume of figures, we need to use products to calculate. In addition, in daily life, we often need to calculate the multiplication results of different items, such as calculating the quantity and price of shopping items.

Apart from mathematics and daily life, products also have a wide range of applications in computer science. For example, computer programs need to use products to calculate various values, such as pixel values, file sizes, etc. In addition, in computer graphics, we also need to use products to calculate the area and circumference of figures, etc.

In short, the product is a very important concept in mathematics and computer science, which can help us solve various problems. Learning the concept and application of products will be very helpful for future studies and work.