cirrostratus

常见例句

• Sometimes these clouds are so extensive that they are virtually indistinguishable from one another, forming a sheet of cirrus called cirrostratus.
  卷云是高云的一种，是对流层中最高的云，平均高度超过6000公尺。
• cirrostratus nebulous
  薄幕卷层云
• cirrostratus nebulosus
  薄幕卷层云
• cirrostratus cloud
  卷层云
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