nubecula

例句：

1. 1. The sun was shining through the clouds, casting a warm glow over the landscape.
   阳光透过云层，给风景投下温暖的光辉。
2. 2.The clouds were so thick that they obscured the moon and stars.
   云层如此厚重以至于遮蔽了月亮和星星。
3. 3. The weather forecast predicted a clear sky with no clouds in sight.
   天气预报预测天空晴朗，没有云彩。