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

• 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。
• 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。
• 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。
• 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。
• Itaccomplishes in seconds what had taken all day using old-fashioned surveying instruments and skill in trigonometry.
  原本采用老办法要一整天才能办成的事情，通过测量仪器和三角法，只需数秒钟。
• A mathematician specializing in trigonometry.
  专门研究三角法的数学家。
• Arithmetic, algebra, geometry, and trigonometry are branches of mathematics.
  算术、代数、几何和三角是数学的分科。
• 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。
• I didn't do much trigonometry at school.
  我在学校里没学多少三角学。