Floating binarypoint types are much faster to work with than decimals.
二进制浮点点类型是更快的工作比小数。
2
In binary system the radix is 2, and the positions to the left or right of the binarypoint carry weight increasing or decreasing in power of 2.
二进制系统的基数为2,且从小数点每左进一位或者右退一位,其权增加或者减少2幂次。
3
You just need to express in ASCII character, one at a time, and these brave souls are simply going to spell something out for us to hammer home this point of binary.