这些数字未作季节性变化调整。

The figures aren't adjusted for seasonal variations.

《柯林斯英汉双解大词典》

相反，诸如季节性温度变化等高频波动是可以观察到的，而且在某种程度上是可以预测的，因此群体可以相应地调整它们的行为。

In contrast, high-frequency fluctuations such as seasonal temperature variations are observable and somewhat predictable, so that groups could have adapted their behaviors accordingly.

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在赤道上升流区，浮游植物的生产力很少有季节性变化。

In the equatorial upwelling zone, there is very little seasonal change in phytoplankton productivity.

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