Prompt:

Whimsical underwater city with mermaid inhabitants, colorful coral structures, and various sea creatures, sunlight streaming through the water --ar 9:16 --sref 2274590797 --v 6.0

一個充滿幻想的水下城市，居住著美人魚，色彩斑斕的珊瑚結構和各種海洋生物，陽光透過水面灑下。