词汇	the waning days of
释义	the waning days of 快要结束的
随便看	biological fitness biological fiuidized bed biological fixation biological fixation nitrogen biological fixed bed biological floatation biological floating bed biological floc biological flocculants biological flocculation biological flocculation adsorption biological flocculation and adsorption biological flocculation and precipitation biological floe biological flotation biological fluid Biological Fluid Bed biological fluidization biological fluidized bed biological fluidized beds biological fluid mechanics Biological fluids biological fluorescence label biological fluorescent labeling biological fluorescent nanoparticles