A bottle full of fruit juice, Honghong drank some, screwed the cap tightly and put it upright, the height of the part with juice is 8cm, and the diameter of the inside of the bottle is 6cm. It is known that the juice that Honghong drank is equivalent to (1/3) of a full bottle of juice. How many milliliters is this bottle of juice?
一瓶装满的果汁，红红喝了一些，把瓶盖拧紧后正置放平，有果汁的部分高为8cm，瓶内的直径是6cm．已知红红喝了的果汁相当于满瓶果汁的(1/3)，这瓶果汁有多少毫升？
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">8 / (2/3)</gadget>
<output>12</output>

<gadget id="calculator">3.14 * 9 * 12</gadget>
<output>339.12</output>

<result>339.12</result>