trigonometry

trigonometry

英 [,trɪgə'nɒmɪtrɪ]
　　美 [,trɪɡə'nɑmətri]

n. 三角法

中文詞源：

trigonometry 三角學

tri-, 三，-gon,角，詞源同 knee,heptagon,-metry,測量術。

例句：

1. We may determine the height of a mountain by trigonometry.
我們可用三角原理測定山的高度.

2. He received a low mark for trigonometry.
他的三角學分數很低.

3. The climax of this work was the development of trigonometry.
三角術的發展是這項工作的高峰.

4. The height of the mountain has been determined by trigonometry.
該山的高度已用三角學測得.

5. Until about 1450 spherical trigonometry consisted of loose rules based on Greek, Hindu and Arabic versions.
差不多直到1450年球面三角的內容由一些不嚴謹的法則組成,這此法則的基礎是希臘 、 印度和阿拉伯譯本.