youdao

Of course, both exponent and mantissa are encoded using a binary system rather than a decimal system.

当然，幂和尾数都是用二进制数系统来编码，而不是十进制数系统。

youdao

Binary Coded decimal (BCD) refers to a binary equivalent of the decimal system which also occupies a nibble.

二-十进制计数法(BCD)指的是占据一个单元组的十进制系统的二进制等价物。

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