Serial.print(b, BYTE) prints b as a single byte followed by a carriage return and a linefeed.

字节输出b，并同时跟随一回车和换行符。

) would expand the terminology to include byte (usually an 8-digit binary number) and even nybble (half a byte, or 4 binary digits).

后来的维纳把这一术语引伸到含字节（通常是一8位二进制数），甚至半字节（半字节，即4位二进制数）的意。