A beautiful picture of grass against the background of the seaA beautiful picture of grass against the background of the sea
Pink beach at sunset on the background of the buildingPink beach at sunset on the background of the building
Landscape cacti in nature on a blue sky backgroundLandscape cacti in nature on a blue sky background
Mountain landscape on the background of the forestMountain landscape on the background of the forest
Flowering tree branches against a blue sky backgroundFlowering tree branches against a blue sky background
A dark bush against the background of the starry skyA dark bush against the background of the starry sky
Flowers near the sea on the background of mountainsFlowers near the sea on the background of mountains
Tropical tree on the background of mountain rangesTROPICAL TREE ON THE BACKGROUND OF MOUNTAIN RANGES
Основной цвет, тон, на к-ром пишется картина. Задний план картины. Общие условия, обстановка, где что-н. происходит ( книжн. ). Единица степени громкости.