What's the difference between a sudden change in the wind and cloud, a violent storm and a turn in the wind and water?

Wind and water have basically the same meaning, and both can be used to describe grand and prosperous things; Slightly different unless otherwise specified. A sudden change in situation is a sudden change in situation, which is obviously different from the above two words.

A sudden change in the situation: a metaphor for a sudden and great change in the situation.

Explanation: Fengyun: a metaphor for a changeable and turbulent situation. The situation suddenly changed.

Source: Mao Zedong's "The Battle of Qingpingle and Gui Jiang" said: "The wind and cloud suddenly changed, and the warlords resumed fighting."

◎ Subject-predicate type; As predicate, object and adverbial; Of the political situation, etc.

The storm is stirring. F ē ngq ǐ-y ú ny ǐ ng: The wind is blowing and the clouds are surging, which means it is magnificent.

Explanation: The wind is blowing hard and the clouds are gathering. It is a metaphor that new things come and go, and the momentum is very strong.

Source: Shi Hou Chi Bi Fu: "Whistling for a long time, shaking vegetation, ringing mountains and rising winds."

Example: when you write a pen, you can record it. ◎ Qing Pu Songling's Strange Stories from a Lonely Studio, Prefaces and Postscripts to Books and Prefaces to Tang Dynasty.

◎ Combined type; As predicate, attribute and adverbial; Of positive significance, of the development of weather or things.

Wind and water: the wind blows over the water surface, and the water surface waves.

Now it is a metaphor that things are done well, develop rapidly in a certain period of time, and can grow rapidly. This word is also very useful as an explanation of feng shui.