These cloud vortexes are also called von Kármán cloud streets, for the late fluid dynamicist Theodore von Kármán.

为了纪念已故的流体动力学家西奥多·冯·卡门（Theodore von Kármán），这些云旋也被称为冯·卡门云街（von Kármán cloud streets）。

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Cloud streets form when low-lying clouds are interrupted by an object such as an island. Similar patterns occur in the wind flow downstream of airplane wings.

当低垂的云层被岛屿一类的物体所阻碍时就会形成云街，飞机在飞行时机翼后方的气流也会形成类似的漩涡。

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The model's high resolution also allowed it to forecast very specific cloud features. It predicted lines of small clouds, clouds streets, east of the winter storm.

极高的分辨率也使得模型能够预报详细的云体特征，在冬季暴风雪的东部，预报出了一连串的小块云团——云街。

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Coffin that passes through lanes and streets, Through day and night with the great cloud darkening the land.

VOA: special.2009.12.31

We did the best we could to communicate a message of calm and hope, as we stood on the pavement watching a cloud come through the cavernous streets of lower Manhattan.

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On July 2, 2011, a cloud burst inundated Copenhagen with 6 inches of rain in less than three hours, flooding cellars, streets, and key roads.

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