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
双语例句
- Arithmetic, algebra, geometry, and trigonometry are branches of mathematics.
算术、代数、几何和三角是数学的分科。 - 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。 - 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。 - Last time I heard, they don't need to know trigonometry.
上次我听说，他们用不着知道三角定律。 - 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。 - 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。 - My high school offered calculus and trigonometry, chemistry and physics, Spanish, French, and four years of Latin, a range of courses many smaller schools in Arkansas lacked.
我的高中课程包括微积分、三角函数、化学、物理、西班牙语、法语，还有四年的拉丁语。这一系列课程是阿肯色州许多规模小一些的学校所不开设的。 - 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。 - 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。 - We may determine the height of a mountain by trigonometry.
我们可用三角原理测定山的高度。