We count by fingers and toes, total twenty. It is insufficient soon when counting something, but the generations of fire transmitting never come to the end.
我们用指头来点数，手指、脚指都用上也不过二十个，很快就不够数了，可是薪火相传则永远没有尽头。
Many number systems are based on 12 because it's divisible by the most Numbers, and because you can count to 12 on one hand by using your thumb to count three knuckles on each of the other fingers.
许多数字体系都是基于12的，因为12可以被多数数字约分，还因为你可以一只手仅靠大拇指，数每个指头的指节，就能数到12。
Everybody ready for your next quest? I want you to snap your fingers exactly 50 times, or count backwards from 100 by seven, like this: 100, 93... Go!
每个人都准备好下一个任务了吗？我想你们打50次的响指，或者从100开始每隔七位数倒数，100,93…，开始！
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