Can sunny weather and cloudless Wan Li be written together?

1. Sunny weather and cloudless Wan Li are both descriptions of cloudless and sunny weather conditions, which can be used together to enhance the description of sunny weather.

2. Sunny weather and cloudless Wan Li are different in tone and expression. Sunny weather is used for daily communication, and cloudless Wan Li is more written, which is used for literary works or formal occasions. Combined use can make the language richer and more diverse. So we can write together.