side view of some hurdles or starting blocks on a metal athletics track with no people around. - 起跑架 個照片及圖片檔賽跑跑道, 運動, 無人
male athlete pushing out of the starting blocks as he starts his sprint race - 起跑架 個照片及圖片檔運動, 短跑 - 運動比賽方式, 運動員
businessman hand pulling out or placing wood block on the tower and semi-pyramid in modern office. plan and strategy in business. - 起跑架 個照片及圖片檔積木, 商務, 改變