floatagen.漂浮物(火车轮渡费)floatv.漂浮；浮现；飘动；提出n.浮标；漂浮物；漂浮Floating Poptdation流动人口floating chase mold浮套模float-point adder浮点加法器float-sink method浮选floating-gate MOS浮栅金属氧化物半导体floating ROM device浮栅ROM器件floating aorta sign主动脉漂浮征floating quantifier浮动量词floating premaxilla前颌骨(切牙骨)浮动float up separation浮上分离法