floormat(此指)车上的垫子floorn.地面；地板；楼层；底部vt.铺地板；击倒；(油门)踩到底floor slab thickness楼板厚度floor area of a room房间面积floor of plunge pool水垫塘底板floor-length skirtn.拖地长裙floor operated crane地面控制起重机floor-broken depth底板破坏深度floor boring machine落地镗床floor power spectrum楼面功率谱floor joists spacing楼板搁栅间距floor water bursting底板突水