diameters

diameters的音标是[daɪ"æmɪtəz]，基本翻译是“直径”，速记技巧是：di=二，ameter是词根，合起来就是二米，表示直径。

diameter的词源：

- 词源：拉丁语diameter，意为直径。

变化形式：

- 复数形式：diameters

- 第三人称单数：diameter

- 现在分词：diameter

- 过去式：diametered

- 过去分词：diametered

相关单词：

- diameter line：直径线，圆周线

- radius diameter ratio：半径直径比

- circumference diameter ratio：周长直径比

- diameter of a circle：圆的直径

- diameter of a cylinder：圆柱的直径

- diameter of a cone：圆锥的直径

- diameter of a sphere：球体的直径

- diameter of a square：正方形的直径

- diameter of a graph：图的直径

- diameter of a graph tube：图管直径

英文单词diameter在科学、数学和工程领域中广泛使用，它不仅代表了圆的直径，还经常用于描述其他形状的直径。这个词在英语中是一个常用的术语，具有丰富的含义和用法。

常用短语：

1. diameter of a circle

2. diameter of a rod

3. the diameter of a circle is equal to the sum of its two radii

4. the length of a diameter is twice the length of a radius

5. the circumference of a circle equals the sum of all its diameters

6. the diameter of a square is equal to the sum of its sides

7. the diameter of a rectangle is equal to the sum of its opposite sides

双语例句：

1. The diameter of a circle is equal to twice the length of its radius.

一个圆的直径等于半径的两倍。

2. The rod has a diameter of 5 cm.

这根杆子的直径是5厘米。

3. The diameter of a square is equal to its sides, which makes it a perfect geometric shape.

正方形的直径等于它的边长，这使得它成为一种完美的几何形状。

4. The circumference of a circle is equal to the sum of all its diameters, which makes it a perfect mathematical concept.

圆的周长等于所有直径的和，这使得它成为一种完美的数学概念。

5. The diameter of a rectangle is twice the length of its shorter side, which makes it an interesting geometric shape.

矩形的直径等于较短边的两倍，这使得它成为一种有趣的几何形状。

6. The diameter of a cylinder is equal to the sum of its two radii, which makes it easy to calculate its volume.

圆柱的直径等于它的两个半径之和，这使得计算它的体积变得容易。

7. The diameter of a sphere is equal to the sum of its radius squared, which makes it an interesting mathematical concept.

球的直径等于半径的平方之和，这使得它成为一种有趣的数学概念。

英文小作文：

Diameters and Circles

Circles are one of the most basic shapes in geometry, and diameters play an important role in understanding circles. A diameter is a line segment that passes through both ends of a circle, and it is equal in length to the sum of its two radii. This means that if we know the radius of a circle, we can easily calculate its diameter by adding the two radii together.

In addition to being an important geometric concept, diameters have practical applications in various fields, such as engineering and manufacturing. For example, in manufacturing circles are often used as the basis for measuring other shapes, such as wheels and gears, and diameters are used to calculate their sizes and dimensions.

In conclusion, diameters are an essential part of understanding circles and have practical applications in various fields. Understanding diameters and their relationship with circles can help us better appreciate the beauty and complexity of mathematical concepts.