cirrocumulus

剑桥词典

a type of cumulus (= a tall , rounded , white cloud with a flat base ) formed in a very thin layer and often in a regular pattern
卷積雲（一種稀薄的高空雲，由一系列槼則排列的白雲堆積形成,底部扁平）
比較
altocumulus
stratocumulus 返回 cirrocumulus