An irregular stone is submerged in a water tank with a length of 2 decimeters and a width of 1.5 decimeters. The water level rises by 0.2 decimeters. What is the volume of the stone in cubic decimeters?
一块不规则的石头浸没在一个长2分米，宽1.5分米的水槽内，水面上升了0.2分米，这块石头的体积是多少立方分米？
<gadget id="calculator">2 * 1.5 * 0.2</gadget>
<output>0.6</output>

<result>0.6</result>