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

• 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。
• The optical rangefinder works by an application of trigonometry.
  光学测距器利用三角法工作。
• 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。
• Arithmetic, algebra, geometry, and trigonometry are branches of mathematics.
  算术、代数、几何和三角是数学的分科。
• He received a low mark for trigonometry.
  他的三角学分数很低。
• 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。
• I didn't do much trigonometry at school.
  我在学校里没学多少三角学。
• We may determine the height of a mountain by trigonometry.
  我们可用三角原理测定山的高度。
• 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。
• To measure by using trigonometry. at right angles to the plane of the horizon or a base line.
  用平面直角三角形计算工具测量与水平面或者基准面成直角。