For a cylinder and a cone of equal volume, the radius of the base of the cylinder is (1/2) the radius of the base of the cone, and the height of the cylinder is the height of the cone
等体积的圆柱和圆锥，圆柱的底面半径是圆锥底面半径的(1/2)，圆柱的高是圆锥高的多少
<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>

<result>4/3 = around 1.333333</result>