Wan Li is cloudless and crisp in autumn. Don't describe the weather?

Crisp autumn mean clear skies and crisp autumn in Wan Li.

Sunny means the sky is clear and cloudless.

Cloudless in Wan Li means that there are no clouds, which means the weather is fine.

Weather refers to the specific state of the atmosphere near the surface in a short period of time.

Weather phenomenon refers to various natural phenomena in the atmosphere, that is, the comprehensive expression of the spatial distribution of various meteorological elements in the atmosphere (such as temperature, pressure, humidity, wind, clouds, fog, rain, flash, snow, frost, thunder, hail, haze, etc.). ) in an instant.