The significance of inviting you to enjoy the flowers on a rainy night.

"Roses invite you to enjoy flowers on rainy nights" is a metaphor, which is usually used to describe being able to maintain an optimistic and positive attitude and invite others to enjoy beautiful things under difficult or unfavorable circumstances. The specific meaning may vary from person to person, but in general, it conveys a positive, optimistic and beautiful feeling, encouraging people to remain strong, brave and optimistic in adversity and face the challenges and difficulties in life together.