The sky blue described in the lyrics is impossible to appear by itself. It must wait patiently for a rain that doesn't know when it will come before it can appear in sky blue in the clear sky where cumulus clouds disperse. Because the sky blue will only appear after the rain, and the sky blue will only appear after the rain. On the other hand, if you want to see the blue sky, you must wait for the rain first.
Use "misty rain" instead of "rain" because misty rain has a beautiful artistic conception The word "wait" is used one after another, emphasizing that the most powerless helplessness in love is "wait". To put it another way: "How can we ordinary people master the unpredictable weather?" ? If you want to see the pure blue washed by rain, you can only wait patiently for the shower to stop naturally, just as I can only wait passively and quietly for you who will not appear. "