cuboid of wood is 4m long and has a cross-sectional area of 0.08m**2. What is its volume in m**3?
一个长方体木料，长为4m，横截面面积是0.08m**2，体积是多少m**3．
<gadget id="calculator">0.08 * 4</gadget>
<output>0.32</output>

<result>0.32</result>