trapezoid

简明释义

英[ˈtræpəzɔɪd]美[ˈtræpəzɔɪd]

n. <英>不规则四边形；<美>梯形；（腕部近食指根底处的）小多角骨

adj. 梯形的，不规则四边形的

英英释义

单词用法

同义词

反义词

例句

1.A related parameter can be given in the main program, and then call the subprogram like a fixed cycle to finish the trapezoid thread's machining program.

这样就可以像固定循环一样，在主程序中给定相应的参数，然后调用子程序，就可完成相应的梯形螺纹加工程序的编写。

2.This paper gives asymptotic properties of some numerical integral formulas, these formulas include rectangle rule, trapezoid rule and parabolic rule.

该文给出了一些数值求积公式的渐近性质，这些公式包括求积分的矩形法则、梯形法则和抛物线法则。

3.The 31-inches main circular window is the biggest window ever bound for space. The six windows on the perimeter are trapezoid-shaped.

31英寸宽的主圆窗，是有史以来最大的窗户。四周的六扇窗户是梯形的。

4.Objective To develop a new type fusion apparatus for scaphoid-trapezium-trapezoid (STT) arthrodesis.

目的研发新型腕舟骨、大、小多角骨（STT）融合器。

5.Now, when the trapezoid is filled with enough white pixels, there is probably a plate over there.

现在，当有足够的梯形是白色像素填充，有可能是在那边板。

6.First, we introduce the trapezoid drop method based on cumulative error, and give a study way of adaptation.

我们首先简单介绍基于累积误差的梯形下降法，在此基础上，给出了一种自适应学习速率的调整方案。

7.The playground had a trapezoid sandbox that provided ample space for children to play.

游乐场有一个梯形沙箱，为孩子们提供了充足的玩耍空间。

8.In geometry class, we learned how to calculate the area of a trapezoid using the formula A = 1/2 * (b1 + b2) * h.

在几何课上，我们学习了如何使用公式A = 1/2 * (b1 + b2) * h来计算梯形的面积。

9.When drawing a trapezoid, make sure that the two parallel sides are of different lengths.

在绘制一个梯形时，确保两条平行边的长度不同。

10.The shape of the table is a trapezoid, which allows for more people to sit around it comfortably.

这个桌子的形状是一个梯形，这使得更多的人可以舒适地围坐在它周围。

11.The architect designed a roof with a trapezoid shape to improve water drainage.

建筑师设计了一个梯形形状的屋顶，以改善雨水排水。

作文

In the realm of geometry, various shapes and figures play essential roles in understanding the world around us. One such shape is the trapezoid, a fascinating quadrilateral that holds unique properties and applications in both mathematics and real life. A trapezoid (梯形) is defined as a four-sided figure (quadrilateral) with at least one pair of parallel sides. This characteristic distinguishes it from other quadrilaterals like rectangles and squares, which have more stringent requirements for their sides. The two parallel sides are referred to as the bases, while the other two sides are known as the legs. Depending on the lengths of these legs, a trapezoid can be classified into different types, including isosceles trapezoids, where the legs are equal in length, and right trapezoids, which contain a right angle between one leg and one base.Understanding the properties of a trapezoid (梯形) is crucial for various applications. For instance, in architecture and engineering, trapezoids are often used in the design of roofs and bridges due to their structural stability. The ability to calculate the area of a trapezoid is also important; the formula for finding the area involves the lengths of the two bases and the height (the perpendicular distance between the bases): Area = (Base1 + Base2) / 2 * Height. This formula highlights the significance of the bases in determining the overall size of the trapezoid (梯形).Moreover, trapezoids appear frequently in everyday life, often in designs and patterns. For example, many modern furniture pieces incorporate trapezoidal shapes to create visually appealing aesthetics. Additionally, in art, artists might use trapezoids to create depth and perspective in their work. This versatility makes the trapezoid an essential shape not only in mathematics but also in practical applications.In educational settings, teaching students about trapezoids can enhance their spatial reasoning skills. By engaging students in activities that require them to identify and create trapezoidal shapes, educators can foster a deeper understanding of geometric concepts. For example, students can be tasked with measuring and constructing trapezoids using rulers and protractors, reinforcing their knowledge of parallel lines and angles.Furthermore, the study of trapezoids extends into the realm of calculus, where they can be used to approximate areas under curves. The trapezoidal rule, a numerical method for estimating the definite integral of a function, utilizes the concept of trapezoids to provide accurate approximations. This application illustrates the interconnectedness of different mathematical concepts and the importance of trapezoids in higher-level mathematics.In conclusion, the trapezoid (梯形) is more than just a simple geometric figure; it embodies a rich tapestry of mathematical principles and real-world applications. From architecture to art, the trapezoid serves as a bridge connecting various fields of study. By exploring its properties and applications, we gain a greater appreciation for the beauty and utility of this intriguing shape. As we continue to encounter trapezoids in our daily lives, let us remain curious about the mathematics that underlie the structures and designs that surround us.

在几何学的领域，各种形状和图形在理解我们周围的世界中发挥着重要作用。其中一种形状是trapezoid（梯形），这是一种迷人的四边形，具有独特的属性和在数学和现实生活中的应用。trapezoid（梯形）被定义为至少有一对平行边的四边形（四边形）。这一特性使其与矩形和正方形等其他四边形区分开来，后者对边的要求更严格。两条平行边被称为底边，而另外两条边被称为腿。根据这些腿的长度，trapezoid可以分为不同类型，包括等腰梯形，其中腿的长度相等，以及直角梯形，其中一条腿和一条底边之间形成直角。理解trapezoid（梯形）的属性对各种应用至关重要。例如，在建筑和工程中，trapezoids常用于屋顶和桥梁的设计，因为它们具有结构稳定性。计算trapezoid的面积也很重要；计算面积的公式涉及两个底边的长度和高度（底边之间的垂直距离）：面积 = (底边1 + 底边2) / 2 * 高度。这个公式突显了底边在确定trapezoid（梯形）整体大小中的重要性。此外，trapezoids在日常生活中经常出现，通常出现在设计和图案中。例如，许多现代家具作品采用trapezoidal形状，以创造视觉上吸引人的美感。此外，在艺术中，艺术家可能会使用trapezoids来在他们的作品中创造深度和透视。这种多样性使得trapezoid不仅在数学中，而且在实际应用中都是一种重要的形状。在教育环境中，教学生有关trapezoids的知识可以增强他们的空间推理能力。通过让学生参与识别和创建trapezoidal形状的活动，教育工作者可以促进他们对几何概念的更深入理解。例如，学生可以被要求使用尺子和量角器测量和构建trapezoids，强化他们对平行线和角度的知识。此外，trapezoids的研究扩展到微积分领域，可以用来近似曲线下的面积。梯形法则，一种用于估算函数定积分的数值方法，利用trapezoids的概念提供准确的近似值。这一应用说明了不同数学概念之间的相互联系，以及trapezoids在高等数学中的重要性。总之，trapezoid（梯形）不仅仅是一个简单的几何图形；它体现了一幅丰富的数学原则和现实应用的挂毯。从建筑到艺术，trapezoid作为连接各个研究领域的桥梁。通过探索其属性和应用，我们对这种迷人形状的美丽和实用性有了更深刻的理解。当我们继续在日常生活中遇到trapezoids时，让我们保持对支撑我们周围结构和设计的数学的好奇心。