The ratio of the base radius of a cylinder of equal volume to that of the circular dimension is 1:2, and the height of the cylinder is the height of the circular dimension
等体积的圆柱和圆维的底面半径之比是1：2，圆柱的高是圆维高的多少
<gadget id="calculator">4 / 3</gadget>
<output>4/3 = around 1.333333</output>

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