Prompt:

Realistic photo level, on the rocks of a fast flowing stream, there is a long shaped water cup filled with clean water, with a background of blue sky and a little cloud --ar 9:16 --v 6.0

逼真的照片水平，在急流溪岩石上，有一个长形水杯装满清澈的水，背景是蓝天和一朵小云