cirrocumuli

核心释义

1. 1.

   一种主要的高层云,呈薄而无阴影的白色云片,由极细小水滴组成,呈颗粒状或波纹状；常出现洞隙。

   A principal high-level cloud type appearing as a thin, white patch of cloud without shadows, composed of very small droplets in the form of grains or ripples. The elements may be merged or separate, and more or less regularly arranged; they subtend an angle of less than 1° when observed at an angle of more than 30° above the horizon. Holes or rifts often occur in a sheet of cirrocumulus.

卷积云