一辆静止的自行车位于原始照明背景的中心，年轻运动员正在训练 A stationary bike at the center of a pristine illuminated backdrop with a young athlete training

在一个原始、明亮的背景中，一辆静止的自行车占据了舞台的中心，成为专注于高强度训练的年轻运动员的焦点。

In the heart of a pristine, brightly illuminated backdrop, a stationary bike takes center stage, serving as the focal point for a dedicated young athlete immersed in intense training.