Word · Frequency #37889
trigonometry
三角学
核心释义
the branch of mathematics that deals with the relationships between the sides and angles of triangles, especially right-angled triangles
- 1.
The branch of mathematics that deals with the relationships between the sides and angles of (in particular) right-angled triangles, as represented by the trigonometric functions, and with calculations based on said relationships.
- 2.
三角形和三角函数的数学
the mathematics of triangles and trigonometric functions
三角形和三角函数的数学
用法In use
I struggled with trigonometry in high school, but I finally understood it after lots of practice.
用法提示：trigonometry 是名词，指数学中的三角学。
Trigonometry is useful for calculating the height of a building without climbing it.
用法提示：此处 trigonometry 作主语，表示三角学这门学科。
My brother used trigonometry to work out the angle of the roof before fixing it.
用法提示：trigonometry 作介词 to 的宾语，表达运用三角学知识。
study + [noun]
trigonometry 作为不可数名词，常与动词 study 搭配。
I need to study trigonometry for the exam.
我需要为考试学习三角学。
in + [noun]
表示在某一领域时，使用介词 in。
相关词与表达Connections
近义词Synonyms
- trig
- 三角学（非正式） · trig是trigonometry的非正式缩写，常用于口语或非正式写作，不宜用于正式学术场合。
易混词Confusing words
词族Word family
学习提示Learner notes
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.