- Also called: circular function any of a group of functions of an angle expressed as a ratio of two of the sides of a right-angled triangle containing the angle. The group includes sine, cosine, tangent, secant, cosecant, and cotangent
| 单词 | trigonometric function |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 trig′onomet′ric func′tion, [Math.]
Collins Concise English Dictionary © HarperCollins Publishers:: trigonometric function n
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