There are two opposite vertical circulations in the entrance region and exit region, which is closely associated with the distribution of rainfall.

在东风急流的入口区和出口区存在两个近于相反的垂直环流，它们与降水分布密切有关。

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There are two opposite vertical circulations in the entrance region and exit region, which is closely associated with the distribution of rainfall.

在东风急流的入口区和出口区存在两个近于相反的垂直环流，它们与降水分布密切有关。

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