《徐霞客游记·楚游日记四》
登上大观楼时，正对着落日残辉，见太阳隐隐地藏在黑云后边，又出现了要下雨的征兆。
自登大观楼，正对落照，见黑云衔日，复有雨兆。
When I climbed the Daguan Tower, I faced the setting sun. I saw the sun dimly hidden behind the dark clouds, and there were signs of rain again.