Track

痕跡 /痕迹

hénjì

(mark left by something that has passed along)

磁道

cídào

(circular data storage unit on a side of magnetic or optical disk)

跑道

pǎodào

(path or course laid out for a race or exercise)

蹤跡 /踪迹

zōngjì

(mark or impression left by the foot)