If a cube with a side length of 2 decimeters is completely submerged in a basin filled with water, how many liters of water will it overflow?
把一个棱长为2分米的正方体完全浸没在装满水的盆中，溢出的水是多少升．
<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>

<result>8</result>