A pool is 30 meters long, 20 meters wide, and 3 meters deep. The water in the pool is 1.2 meters away from the upper edge. How many cubic meters of water is in the pool?
一个水池，长30米，宽20米，深3米，水池中的水距上沿1.2米，这个水池中有水多少立方米？
<gadget id="calculator">3 - 1.2</gadget>
<output>1.8</output>

<gadget id="calculator">30 * 20 * 1.8</gadget>
<output>1_080</output>

<result>1_080</result>