云状的烟

例句：

1. 1. The clouds above the mountain are so high that they block out the sun.
   山上的云层非常高，遮住了太阳。
2. 2. The weather forecast predicted a cloudy day with temperatures in the mid-70s.
   天气预报预测了一个多云的日子，温度在70多度。
3. 3. The fog rolled in as the sun set, making it difficult to see beyond the trees.
   随着太阳落山，雾气滚滚而来，使得树木之外难以看清。