sinusoidal function

• 正弦函数

sinusoidal function的用法和样例：

例句

1. The inverse function of that restricted sine function is called the arcsine function.
   被限定的正弦函数之反函数叫做反正弦函数。
2. While for the sinusoidal approximation method, a detail derivation of the amplitude of each sinusoidal function is re-derived for completeness.
   为完整性，文中亦详细推导正弦函数近似法中各个频率之振幅。