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float over the city飘过城市上空Floating-catheter漂浮导管floating error code浮动错误码floating pollutants漂浮污物Floating Pile Diver打桩船floating point type浮点类型float and sink test浮沉试验floats distribution浮标分布floating minorities少数民族流动人口floating embankment浮堤