tri
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复数形式
triangles
1
三角形, 三角形状
(geometry) a flat shape consisting of three straight sides and three angles
- The artist used a triangle shape to create a dynamic composition.
艺术家使用三角形形状来创建动态构图。
- In geometry class, they learned how to calculate the area of a triangle.
在几何课上，他们学习了如何计算三角形的面积。
- The roof of the house formed a triangle at the top, providing stability.
房子的屋顶在顶部形成了一个三角形，提供了稳定性。
- She folded the paper into a triangle for her origami project.
她将纸折成三角形用于她的折纸项目。
同义词：
2
a percussion instrument made from a metal rod bent into an open triangular shape
A triangle is a small, metal percussion instrument shaped like a triangle with an open corner. It is played by striking the metal frame with a metal beater. The triangle produces a clear, bright, and resonant sound with a shimmering quality. It is often used in orchestras, bands, and various musical genres to add a delicate, ringing tone and enhance rhythm. The sound of the triangle is distinctive and can be heard clearly even in larger ensembles.
3
三角形, 绘图三角板
a geometric instrument consisting of three straight sides and three angles, commonly used to draw or measure angles and straight lines accurately
A triangle is a tool with three straight sides and three angles, commonly used for drawing or measuring angles and straight lines accurately. These instruments, also known as set squares or drafting triangles, are often made of plastic or metal and are typically used in technical drawing, architecture, and engineering. The angles of the triangle are marked, allowing for precise measurements of right angles or other specific angles. Triangles are essential for tasks that require accurate alignment and angle construction.
- The carpenter used a drafting triangle to ensure the corners of the cabinet were perfectly square.
木匠使用三角板来确保柜子的角落完全成直角。
- She relied on a transparent triangle ruler to draw precise lines for the blueprint.
她依靠透明的三角尺为蓝图绘制精确的线条。
- The geometry teacher demonstrated how to use a protractor and triangle to measure angles in the classroom.
几何老师演示了如何在教室中使用量角器和三角板来测量角度。
- The architect employed a large drafting triangle to sketch the floor plan of the house.
建筑师使用了一个大的三角板来绘制房子的平面图。
- The engineer utilized a steel triangle ruler to construct the framework for the bridge with precision.
工程师利用钢制三角尺精确地构建了桥梁的框架。
同义词：
4
5
any object or figure roughly resembling the shape of a triangle