英语词汇“sech”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	sech
释义	WordReference Random House Unabridged Dictionary of American English © 2024 sech, [Symbol, Math.] hyperbolic secant. sec(ant) + h(yperbolic) Collins Concise English Dictionary © HarperCollins Publishers:: sech /ʃɛk; sɛtʃ; ˈsɛkˈeɪtʃ/ n hyperbolic secant; a hyperbolic function that is the reciprocal of cosh
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