data footprint数据足迹;数据占位
Worldwide Footprint全球布局
footprint pressure机轮压力
PCB footprint占板面积;件包装;命名规则及封装标准定义
metabolic footprint代谢足迹技术
functional footprint广泛的功能范围
Pollution Footprint污染足迹
N-COUNT（可数名词） A footprint is a mark in the shape of a foot that a person or animal makes in or on a surface. 脚印
His footprints were clearly evident in the heavy dust.
他的脚印在厚厚的尘土上清晰可见。