1·Why do you need separate macros for floating point comparisons?
为什么需要用单独的宏进行浮点数比较？
2·Floating point is a very similar concept, except that computers use binary rather than decimal as their base.
浮点是一个非常类似的概念，除了计算机使用二进制而不是十进制作为基础。
3·This is, of course, not always possible, but you should be aware of the limitations of floating point comparison.
当然，这并不总是可能的，但您应该意识到要限制浮点数比较。
4·It lacked floating point and parallel processing ability.
它缺少浮点和并行处理功能。
5·While nearly every processor and programming language supports floating point arithmetic, most programmers pay little attention to it.
虽然几乎每种处理器和编程语言都支持浮点运算，但大多数程序员很少注意它。