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

• HotSpot takes advantage of these instructions to speed up trigonometry operations dramatically.
  HotSpot利用这些指令显著加速了三角函数的运算。
• I never did understand trigonometry, and I still don '; t.
  我一向不懂三角函数，现在仍然不懂。
• 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。
• 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 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。
• Topics include the physical laws of fluids and the application of physics and trigonometry to bloodstain pattern analysis.
  课题包含利用流体物理学规律，以及物理学和三角学的应用来对血溅形态进行分析。
• 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 climax of this work was the development of trigonometry.
  三角术的发展是这项工作的高峰。
• The optical rangefinder works by an application of trigonometry.
  光学测距器利用三角法工作。