复数： cirrocumuli cirrocumulus

In meteorology , they are called cirrocumulus clouds .

气象学上称这种云为卷积云。

The photo above , captured about an hour before sunset at our home in west-central missouri , shows a " mackerel sky " composed of cirrocumulus undulatus clouds .

上面的这张照片是在密苏里州中西部的我们家里，约在日落前1小时所拍摄的，它显示了由卷积波状云所组成的“鱼鳞天”。