英语词汇“hyperbolic secant”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	hyperbolic secant
释义	hyperbolic secant noun : the hyperbolic function that is analogous to the secant and defined by the equation sech x = 1/cosh x — abbreviation sech
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