This is the sine wave mentioned in the SAI Principle above.

这就是以上的SAI原理中提到的正弦波浪线。

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Let us say we want to see just one cycle of the sine wave.

假设我们只想看到一个正弦曲线周期。

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The fluctuant is different with the influence of period and swing of the sine wave.

正弦型来流使压力系数产生波动，程度受正弦周期、振幅影响；

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We know how such stories tend to function: they trace the sine wave of obscurity, glory, and setback and, in the process, gather Academy Awards for those in the central role.

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The more powerful electronics become, the more susceptible they become to slight variations in this sine wave.

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Its movement looks like a regular sine wave function within pretty defined parameters, and this pattern has held true for the last 1200 days.

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