A highway stretching into the distance at sunset among green vegetationA highway stretching into the distance at sunset among green vegetation
A red sports car rushes along the blurred track in the photoA red sports car rushes along the blurred track in the photo
An empty road on the background of a beautiful sunsetAn empty road on the background of a beautiful sunset
В математике: прямая, соединяющая две точки кривой линии ,. Осевой скелет, спинная струна у нек-рых животных.