Traditional Culture Encyclopedia - Weather forecast - The next sentence when the weather changes suddenly.

The next sentence when the weather changes suddenly.

Next sentence, if the weather changes suddenly, it is uncertain. Literally means to describe the sky? The front foot is still sunny, and the back foot is pouring rain, reminding people to always bring umbrellas. This sentence is also used to describe the changes in facial expressions caused by people's emotional changes. Changes in mood are as unpredictable as changes in the weather.