富贵浮云: regard honour and riches as floating clouds; regard both wealth and rank as floating clouds
云层: clouds; cloud layer; atmosphere; cloud veil 短语和例子在云层上面飞行 fly above the clouds; 升入云层 sail up into the clouds; 月光穿过云层缝隙照射下来。 the moonbeam breaks through rifted clouds. 暴风雨前夕云层集结。cloulds gath