What do the lyrics of "Heat Island Serenade" mean?

Does the subject want to ask, "What do green island serenade's lyrics mean?" ? A person recalls the good old days on the beach of Green Island. Lyrics fragment of the song "green island serenade": Let my song go with the wind, blow open your curtains, let my love go with the running water, and tell the story of a person recalling the good old days on the beach of Green Island, which makes people feel a quiet and serene atmosphere.