triangles

简明释义

英[ˈtraɪæŋɡlz]美[ˈtraɪæŋɡəlz]

n. [数]三角形，三角型态（triangle 的复数形式）

英英释义

单词用法

同义词

反义词

例句

1.I have triangles and squares.

我有三角形和正方形。

2.She likes to talk about symmetrical and asymmetrical triangles.

她喜欢谈论对称和不对称的三角形。

3.Next, you reduce the number of indices by using triangle strips instead of triangles.

然后用三角形带取代三角形，从而减少索引数量。

4.Yes. We can see circles and triangles.

是的。我们可以看到圆和三角形。

5.How many triangles are there? There are four triangles.

有多少三角形？有四个三角形。

6.No. This house is for triangles only.

不可以，这房子是给三角形住的。

7.In geometry class, we learned about the properties of different types of triangles.

在几何课上，我们学习了不同类型的三角形的性质。

8.The artist used triangles to create a modern abstract painting.

艺术家使用三角形创作了一幅现代抽象画。

9.The game involves stacking triangles to build a tower.

这个游戏涉及堆叠三角形来建造一座塔。

10.The architect designed the roof using various shapes, including several triangles.

建筑师设计了屋顶，使用了各种形状，包括几个三角形。

11.To solve the puzzle, you need to fit the triangles into the correct slots.

要解决这个难题，你需要将三角形放入正确的槽中。

作文

Triangles are one of the fundamental shapes in geometry, and they play a crucial role in various fields such as mathematics, engineering, and art. A triangle (三角形) is defined as a polygon with three edges and three vertices. The study of triangles (三角形) has fascinated mathematicians for centuries, leading to numerous theories and applications. There are several types of triangles (三角形), categorized based on their sides and angles. For instance, an equilateral triangle (等边三角形) has all three sides of equal length, while an isosceles triangle (等腰三角形) has two sides that are equal. Lastly, a scalene triangle (不等边三角形) has all sides of different lengths. These classifications not only help in understanding the properties of triangles (三角形) but also in solving geometric problems. The angles of a triangle (三角形) also provide significant insights. The sum of the interior angles of any triangle (三角形) is always 180 degrees. This fundamental property is essential when proving various geometric theorems. For example, if one angle of a triangle (三角形) is known, the other two can be easily calculated using this rule. Additionally, right triangles (直角三角形), which contain one angle measuring 90 degrees, are particularly important in trigonometry. The relationships between the sides of a right triangle (直角三角形) are described by the Pythagorean theorem, which states that the square of the hypotenuse is equal to the sum of the squares of the other two sides. In real life, triangles (三角形) are everywhere. From the design of bridges to the architecture of buildings, the strength and stability provided by triangles (三角形) are unparalleled. Engineers often use triangles (三角形) in structures because they distribute weight evenly, making them less likely to collapse. This is evident in the triangular trusses used in roofs and bridges, where triangles (三角形) create a rigid framework that can withstand various forces. Art also utilizes triangles (三角形) in composition and design. Artists often employ the concept of the 'triangular composition' to guide the viewer's eye through a piece. By positioning subjects in a triangular arrangement, artists can create a sense of balance and harmony. This technique can be seen in many famous paintings, where the use of triangles (三角形) enhances the visual appeal and emotional impact of the artwork. In conclusion, triangles (三角形) are not just simple shapes; they are essential components of our world. Their properties and applications make them invaluable in mathematics, engineering, and art. Understanding triangles (三角形) allows us to appreciate the underlying structures of the universe and the beauty found in both nature and human creations. As we continue to explore the significance of triangles (三角形), we uncover deeper connections and insights that enrich our understanding of geometry and its applications in everyday life.

三角形是几何学中基本的形状之一，在数学、工程和艺术等多个领域中发挥着至关重要的作用。三角形（triangle）被定义为一种具有三条边和三个顶点的多边形。对三角形（triangle）的研究数世纪以来一直吸引着数学家们，导致了无数理论和应用。三角形（triangle）可以根据其边和角进行分类。例如，等边三角形（equilateral triangle）有三条边长度相等，而等腰三角形（isosceles triangle）则有两条边相等。最后，不等边三角形（scalene triangle）则所有边的长度都不同。这些分类不仅帮助我们理解三角形（triangle）的性质，还帮助解决几何问题。三角形（triangle）的角度也提供了重要的见解。任何三角形（triangle）的内角和总是等于180度。这个基本属性在证明各种几何定理时至关重要。例如，如果已知一个三角形（triangle）的一个角度，可以使用这一规则轻松计算出其他两个角。此外，直角三角形（right triangle）包含一个90度的角，在三角学中尤其重要。直角三角形（right triangle）边之间的关系由毕达哥拉斯定理描述，该定理指出，斜边的平方等于其他两边的平方和。在现实生活中，三角形（triangle）无处不在。从桥梁设计到建筑物的架构，三角形（triangle）所提供的强度和稳定性是无与伦比的。工程师们常常在结构中使用三角形（triangle），因为它们均匀分配重量，使其不易倒塌。这在屋顶和桥梁中使用的三角桁架中显而易见，其中三角形（triangle）创建了一个刚性的框架，可以承受各种力量。艺术也利用三角形（triangle）进行构图和设计。艺术家们常常运用“三角构图”的概念来引导观众的目光穿过作品。通过将主题放置在三角形排列中，艺术家可以创造出一种平衡和谐的感觉。这种技巧可以在许多著名画作中看到，其中三角形（triangle）的使用增强了视觉吸引力和情感冲击力。总之，三角形（triangle）不仅仅是简单的形状；它们是我们世界的基本组成部分。它们的性质和应用使它们在数学、工程和艺术中不可或缺。理解三角形（triangle）使我们能够欣赏宇宙的基本结构以及自然界和人类创造中的美。随着我们继续探索三角形（triangle）的意义，我们发现更深层的联系和见解，丰富了我们对几何及其在日常生活中应用的理解。