Sine is a periodic function with a minimum positive period.

正弦是周期函数，有最小正周期。

A sine function is an odd function whose image is symmetric at the origin.

正弦函数是奇函数，其图像以原点对称。

The domain of definition of sine is the entire set of real numbers.

正弦的定义域是整个实数集。

The case was adjourned sine die.

此案无限期延迟审理。

Successful agricultural reform is also a sine qua non of Mexico's modernization.

成功的农业改革也是墨西哥实现现代化的必要条件。

Your reading in the ancients is, sine dubio, of vast extent?

你读过很多古典书籍吗？

I think it's actually the sine.

我认为实际上应该是正弦。

There's kind of a sine wave thing going on.

这是我们正在采用的一种类似正弦曲线一样的工作方式。