bump at both end of bridges
Fracture of lower end of both ulna and radius
both spiritual and formal resemblance iconicity
both foodstuff and feedstuff
both ends of the surface
both ends of the grounding
both diagonal and off-diagonal disorder
both days inclusive
包括头尾两天
首尾两天均包括在内
包括起迄天数
起迄日期包括在内