较低的平均失业率掩盖了一些急剧的变化。

Low average unemployment disguises some sharp variations.

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人们似乎感到自己的国家正在经历急剧的变化，事实正是如此。

If people feel as if the country is changing quickly, that's because it is.

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随着洋流的变动，一些地区的气候将会产生急剧的变化。

And there might be drastic changes in the climate of some regions as ocean currents shift.

youdao

Now the two things to notice about this are the high spike that you have out here which occurs very rapidly and then the rapid decline in blood sugar, and insulin is involved in this whole reaction.

有两个需要注意的事情是,你们在这看到的急剧变化的曲线代表着,迅速上升和迅速下降的血糖,另外胰岛素也随之发生变化

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选