Read Edit View history 双曲余弦 shuāngqūyúxián hyperbolic cosine Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 双曲余弦/雙曲餘弦 · shuāngqūyúxián · hyperbolic cosine 2026/03/04 双曲余弦 / 雙曲餘弦 shuāngqūyúxián hyperbolic cosine Hyperbolic cosine (cosh). 双曲余弦函数的定义是用指数函数来表示的。 created sense Mar 4, 2026, 02:25 AM