trigonometry

英 [ˌtrɪɡəˈnɒmətri]

美 [ˌtrɪɡəˈnɑːmətri]

n.  三角学

BNC.37889 / COCA.29645

牛津词典

noun

• 三角学
  the type of mathematics that deals with the relationship between the sides and angles of triangles

柯林斯词典

• 三角学
  Trigonometryis the branch of mathematics that is concerned with calculating the angles of triangles or the lengths of their sides.

英英释义

noun

• the mathematics of triangles and trigonometric functions
  Synonym:trig

双语例句

• My high school offered calculus and trigonometry, chemistry and physics, Spanish, French, and four years of Latin, a range of courses many smaller schools in Arkansas lacked.
  我的高中课程包括微积分、三角函数、化学、物理、西班牙语、法语，还有四年的拉丁语。这一系列课程是阿肯色州许多规模小一些的学校所不开设的。
• We may determine the height of a mountain by trigonometry.
  我们可用三角原理测定山的高度。
• The height of the mountain has been determined by trigonometry.
  该山的高度已用三角学测得。
• The actual displacement between any two points may be determined by drawing a scale diagram with a ruler and a protractor, or by using simple trigonometry.
  任何两点之间实际的位移可用比例尺和分度器画简图予以判断，或者使用简单的三角学计算之。
• The tangent is an important concept in trigonometry.
  “正切”是三角学中的一个重要概念。
• Real Time Measurement of Part Surface Roughness Based on Laser Trigonometry
  基于激光三角法的零件表面粗糙度在线测量
• The trigonometry of spherical triangles.
  球面三角形的三角学。
• If our predecessors understood the hadith the way some of us try to understand it, they would have never produced the great scholars who invented algorithms and developed trigonometry.
  如果我们的前辈以我们有些人试着理解的方式来理解这段圣训，他们绝对不会出现发明运算法则和揭示勾股定理的伟大学者。
• No matter whether you use geometry, trigonometry or calculus, you use the simple rules of arithmetic.
  无论你使用几何学，三角形学或者微积分法，你都用到了简单的算术方法。
• Methods of spherical trigonometry and direction cosine matrix were applied respectively to derive the bracket error, and the two methods had the same error formula and the same calculation results.
  应用球面三角法和方向余弦矩阵法分别推导出双轴陀螺平台的支架误差公式，发现由这两种方法推导出来的公式计算结果是一致的。