Campus rooftop terraced flower bed effect drawing

Quick answer：

A rooftop terraced flower bed refers to a garden designed on the elevated area of a building, typically a school campus. The 'effect drawing' implies an artistic representation or a visual rendering of how the flower bed would look. Such designs often include various plants, levels, and landscaping elements to create an aesthetically pleasing and functional space. The drawing could be used for planning, approval, or simply for visualizing the project.