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 trigonometry of spherical triangles.
  球面三角形的三角学。
• The3D way is, like I said, easier, but requires some basic math ( especially trigonometry) knowledge.
  3D的途径，正如我所说，更简单。但是需要一些数学（尤其是三角）的知识。
• 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。
• 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。
• 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。
• He received a low mark for trigonometry.
  他的三角学分数很低。
• We may determine the height of a mountain by trigonometry.
  我们可用三角原理测定山的高度。
• Arithmetic, algebra, geometry, and trigonometry are branches of mathematics.
  算术、代数、几何和三角是数学的分科。