footmarks
n．脚印，足迹：脚踩在地面上留下的痕迹。
例句
All the footmarks are quite sharp and clear.
所有的足迹都很清楚明晰。
《柯林斯英汉双解大词典》
Looking back, footmarks are barely to be seen.
回首走过的足迹，却总是如此的模糊。
During her stay in Stanley, she left quite a many footmarks.
而她居于赤柱的期间，亦留下了不少足迹。
