单词cirrostratus
n.: 【气】卷层云
网络: 卷积云
【气象学】卷层云
复数：cirrostrati
In this case, shifting winds have formed a cirrostratus fibratus cloud into a herringbone pattern.
图中，不断变换的风向使得一团卷层毛状云变幻成人字形图案。
Cirrostratus clouds, thin white streaks of cloud, merge with fluffy balls of cirrocumulus clouds at heights above 20, 000 feet.
卷层云带有薄薄的白色光带，与卷积云的绒毛般的球团，同时出现在。