进位

Computers operate using binary numbers.

计算机运行运用二进位。

In 1971 Britain changed over from pounds, shillings, and pence to the new decimal money system.

七年英国把英镑、先令、便士改为新的十进位币。

With the addition of the toes on our feet a vigesimal (base 20) number system, like that of the Maya, also makes sense.

再加上我们的双的趾，二十进位（以20为基数）数字体系也是合情合理的。