If a cylinder is cut into two small cylinders, the surface area will increase by 25.12 square centimeters, and if it is cut into two half cylinders along the diameter of the bottom surface, the surface area will increase by 120 square centimeters. What is the surface area of this cylinder?
一个圆柱体，如果把它切成两个小圆柱体，表面积增加25.12平方厘米，如果沿底面直径切成两个半圆柱体，表面积就增加120平方厘米．这个圆柱体的表面积是多少？
<gadget id="calculator">2 * 3.14 * 2 * 2</gadget>
<output>25.12</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">120 / 2 / 4</gadget>
<output>15</output>

<gadget id="calculator">3.14 * 4 * 15</gadget>
<output>188.4</output>

<gadget id="calculator">25.12 + 188.4</gadget>
<output>213.52</output>

<result>213.52</result>