小云层

例句：

1. 1. The sky was filled with small clouds.
   天空被小云层填满。
2. 2. The weather forecast said there would be a storm in the afternoon.
   天气预报说下午会有一场暴风雨。
3. 3. The little cloud drifted slowly across the sky.
   那朵小云慢慢飘过天空。