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

• Mathematics, including Pre-Algebra, Geometry, Trigonometry.
  数学，包括学前、代数、几何、三角学。
• I didn't do much trigonometry at school.
  我在学校里没学多少三角学。
• He received a low mark for trigonometry.
  他的三角学分数很低。
• The trigonometry of spherical triangles.
  球面三角形的三角学。
• The height of the mountain has been determined by trigonometry.
  该山的高度已用三角学测得。
• 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。
• 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。
• 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
• An algorithm used trigonometry to passively locating a moving emitter with direction of arrival ( DOA) and time difference of arrival ( TDOA) of the emitter signal is given.
  提出了一种利用平面解三角，并结合辐射源信号到达方向和脉冲到达时间差对运动辐射源进行单站无源定位的算法。
• 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。