“trigonometric cofunctions”的概念、定义、翻译、参考文献-科学参考

单词	trigonometric cofunctions
释义	trigonometric cofunctions [¦trig·ǝ·nǝ¦me·trik ´kō¦fǝŋk·shǝnz] ^MATHEMATICS Trigonometric functions that are equal when their arguments are complementary angles, such as sine and cosine, tangent and cotangent, and secant and cosecant.
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