zhè / ge / chéng / xù / kě / yǐ / kuài / sù / jì / suàn / rèn / yì / shí / shù / de / shuāng / qū / zhèng / xián / zhí

这个程序可以快速计算任意实数的双曲正弦值。

This program can quickly calculate the hyperbolic sine of any real number.