单词	壶腹贝属
释义	壶腹贝属Ampullaria
随便看	method by volume method-- cadmium-difference method-- cascade method, centrifugal decantation method, centrifuge method, chemical method-- chopper-beam method, churn method, color method, color method, constant fall method-- continued-fraction method, contour-length method, co-precipitation method-- co-precipitation method, correcting sounding method, critical depth method-- curved-crystal method-- curve-fitting method, cut and try method-- cut-and-try method, cylinder method, decantation method, delayed-coincidence method-- delayed-coincidence