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

• Trigonometry helps rotate and move characters, while algebra creates the special effects that make images shine and sparkle.
  三角学帮助旋转和移动人物，代数帮助创作使形象闪闪发光的特效。
• 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。
• 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 Hindus, like the Greeks, regarded trigonometry as a tool for their astronomy.
  印度人和希腊人一样，把三角学当作他们天文学的工具。
• The tangent is an important concept in trigonometry.
  “正切”是三角学中的一个重要概念。
• The expected background includes algebra, trigonometry, and some familiarity with computers.
  书籍面向有代数以及熟悉计算机等背景的用户。
• Although these calculations are nothing more than basic trigonometry and algebra, the formulas are very complicated.
  虽然这些计算无非是最基本的三角形和代数计算，但是所使用的公式非常复杂。
• For every large time intervals and for stars near to the pole, it is necessary, however, to use the exact formulae of spherical trigonometry.
  对于很长的时间间隔和靠近极星的恒星，必须使用精确的球面三角公式。
• He received a low mark for trigonometry.
  他的三角学分数很低。
• The height of the mountain has been determined by trigonometry.
  该山的高度已用三角学测得。