| 单词 | 三角形的 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔COUNT/CALCULATE〕The three angles of a triangle always add up to 180 degrees. 三角形的三个内角相加必定为180度。朗文写作活用〔JOIN〕The point where the two lines meet is called the apex of a triangle. 两线相交的一点被称为三角形的顶点。朗文写作活用〔Pythagorean theorem〕The theorem that the sum of the squares of the lengths of the sides of a right triangle is equal to the square of the length of the hypotenuse.勾股定理：定理：直角三角形的两条直角边的平方和等于斜边的平方和美国传统〔TOTAL〕The three angles of a triangle add up to 180 degrees. 三角形的三个角加起来是180度。朗文写作活用〔area〕The students learned how to calculate the area of a triangle.学生们学习了如何计算三角形的面积。韦氏高阶〔asterism〕Printing Three asterisks in triangular form used to call attention to a following passage.【印刷术】 三星标记：用以提醒注意下一段的呈三角形的三星标美国传统〔beechnut〕The small, three-angled nut of a beech tree.山毛榉果实：山毛榉树的呈三角形的小坚果美国传统〔cuneate〕Wedge-shaped. Used especially to describe a leaf or petal base that is narrowly triangular.楔形的：楔形的。尤其用来描述呈窄三角形的叶子或花瓣的基部美国传统〔delta wing〕An aircraft with swept-back wings that give it the appearance of an isosceles triangle.三角（机）翼：呈等腰三角形的飞机后掠翼美国传统〔delta〕An object shaped like a triangle.三角形物：形状象三角形的物体美国传统〔deltoid〕A thick, triangular muscle covering the shoulder joint, used to raise the arm from the side.三角肌：覆盖于肩关节处的厚实的、三角形的肌肉，用于从体侧举起手臂美国传统〔deltoid〕Triangular.三角形的美国传统〔element〕A part of a geometric configuration, such as an angle in a triangle.三角形的一个角：几何形状的一部分，例如一个三角形中的一个角美国传统〔godet〕A triangular piece of fabric usually set into the hem of a garment to add fullness.三角固边：一块三角形的布料，通常缝制于服装的折边以增加服装的充实度美国传统〔gore〕A small triangular piece of land.三角形的小块土地美国传统〔gore〕To provide with a gore.镶一块三角形的布条美国传统〔gusset〕A triangular insert, as in the seam of a garment, for added strength or expansion.衬料：一种三角形的插入物，在衣服的缝合处，为加固或加大衣服而用美国传统〔gusset〕A triangular metal bracket used to strengthen a joist.角撑板：一种三角形的金属托架，用来加固地板托梁美国传统〔headscarf〕A scarf, usually folded into a triangle, worn over the head and tied under the chin.头巾：罩在头部和系在下颔部的通常叠成三角形的围巾美国传统〔mainsail〕A quadrilateral or triangular sail set from the after part of the mainmast on a fore-and-aft rigged vessel.主帆：在船头船尾都装有帆的帆船上装在桅后部的呈四角形或三角形的帆美国传统〔nacho〕A small, often triangular piece of tortilla topped with cheese or chili-pepper sauce and broiled.那可：盖有奶酪或辣胡椒酱并经烤焙的一种通常为三角形的小玉米薄饼美国传统〔orthocenter〕The point of intersection of the three altitudes of a triangle.垂心：三角形的三边垂线的交点美国传统〔pennant〕Nautical A long, tapering, usually triangular flag, used on ships for signaling or identification.【航海】 三角旗，尖旗：一种用于航海信号或航海辨别的逐渐变细且通常为三角形的长旗美国传统〔perpendicular〕Draw a perpendicular from the vertex of the triangle to its base.从三角形的顶点画一条垂线到底边。剑桥高阶〔portion〕If desired, each steak can be portioned into triangles.如果需要, 每份牛排都可切成呈三角形的几份。外研社新世纪〔pyramid〕A massive monument of ancient Egypt having a rectangular base and four triangular faces culminating in a single apex, built over or around a crypt or tomb.金字塔：古埃及的一种巨大的纪念塔，有一个矩形的底座和四个三角形的侧面并形成唯一的一个顶点，建于地窟或坟墓之上或周围美国传统〔pyramid〕A solid figure with a polygonal base and triangular faces that meet at a common point.棱锥：多面形的底痤和三角形的侧面在一个共同点处相接的固体的轮廓美国传统〔sacrum〕A triangular bone made up of five fused vertebrae and forming the posterior section of the pelvis.骶骨：由五块连接在一起的椎骨组成的三角形的骨骼，形成脊椎尾部美国传统〔spherical excess〕The difference between the sum of the angles of a spherical triangle and the sum of the angles of a plane triangle.球面过剩：球面三角形的三个角之和与平面三角形的三个角之和的差数美国传统〔spherical trigonometry〕The modified form of trigonometry applied to spherical triangles.球面三角学：应用于球面三角形的三角学的改变形式美国传统〔subtend〕The side of a triangle subtends the opposite angle.三角形的边对着对角美国传统〔sum〕The sum of the angles of a triangle is 180 degrees.三角形的内角总和为180度。外研社新世纪〔tri-〕It was triangular in shape.它是三角形的。柯林斯高阶〔triangle〕Music A percussion instrument consisting of a piece of metal in the shape of a triangle open at one angle.【音乐】 三角铁：一种打击乐器，由一块三角形的金属构成，在三角形的一个角开口美国传统〔triangle〕Which earrings did you buy in the end - the triangles or the circles? 最后你买了什么样的耳环——三角形的还是圆的？剑桥高阶〔triangular〕Of, relating to, or shaped like a triangle.三角的，三角形的：属于或关于三角（形）的，形状象三角形的美国传统〔triangulate〕Made up of or marked with triangles.三角形的：由三角形组成的或用三角形表示的美国传统〔triangulate〕Of or relating to triangles; triangular.三角形的，三角的：与三角（形）有关的，属于三角（形）的美国传统〔trigon〕Music A triangular lyre or harp of Roman and Greek antiquity.【音乐】 特里贡琴：古代罗马和希腊的一种三角形的弦琴或竖琴美国传统〔wedge〕Auntie Ann put a huge wedge of cake on my plate.安姨妈把一大块三角形的蛋糕放在我盘子里。剑桥高阶Draw a perpendicular (= a perpendicular line) from the vertex of the triangle to its base.从三角形的顶点划一条垂线到底边。剑桥国际The simplest and strongest framework is a system of interlocking triangles, similar to that we see supporting bridges and the roofs of houses.最简单的、承受力最强的结构是一个互相扣住的三角形的系统，与我们看到支撑桥梁和房顶的结构相似。剑桥国际 |
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