A cone of sand has a base radius of 2 meters and a height of 0.6 meters. What is its volume in cubic meters?
一个圆锥体沙堆，底面半径是2米，高是0.6米，它的体积是多少立方米？
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3.14 * 4 * 0.6 * (1/3)</gadget>
<output>2.512</output>

<result>2.512</result>