Subject
An educational infographic explaining [photosynthesis].
Composition
Visual elements showing key components: the sun, a green plant, water (H2O) entering the roots, carbon dioxide (CO2) entering the leaves, and oxygen (O2) being released; use arrows to indicate the flow of energy and matter.
Lighting
Flat-illustration even lighting suitable for a textbook diagram.
Setting
A high-school science textbook diagram layout.
Style
Clean, flat vector illustration suitable for a high-school science textbook; workflow tip: produce the overall composition first, then refine light and material with image edit.
Details
Use arrows to show the flow of energy and matter; clearly label each element in simplified Chinese.