If a cylindrical hole with a diameter of 2 cm and a depth of 2 cm is dug out on each side of a cube with a side length of 8 cm, what is the surface area of the object in square centimeters?
如果在棱长8厘米的正方体上，每面各挖掉一个直径为2厘米，深为2厘米的圆柱形洞，这个物体的表面积是多少平方厘米？
<gadget id="calculator">384 + 75.56</gadget>
<output>459.56</output>

<result>459.56</result>