thumb nail的area是...
The area of 1 thumb nail is 1.5 square centimeters. That is ...
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916 times smaller than A4 paper .
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39,798 times smaller than table tennis table .
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482,760 times smaller than boxing ring .
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7,052,002 times smaller than basketball court .
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69,655,878 times smaller than soccer field .
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715,612,332 times smaller than Shinjuku underground city, Tokyo .
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6,207,208,169 times smaller than Coral Sea Islands .
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66,730,247,922 times smaller than lake Inba in Japan .
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233,160,876,729 times smaller than Katsushika ward, Tokyo .
