热带地区直径能达到4个纬距以上的大范围密闭云区cloud cluster

• 记者突然发现前方出现一座大山般的巨大黄色云团滚滚而来。

  This reporter suddenly realized there was a huge yellow cloud cluster ahead, like a mountain, rolling towards him.

• 周日受对流云团影响，还有分散不均的阵性降雨。

  On Sunday there will also be scattered showers due to the influence of a convection cloud cluster.