并口，并行端口（计算机的一个零件，其它设备如打印机的电缆可连接到该端口上，通过一种特殊电缆每次传递8比特单位即一个字节的信息）a part of a computer to which wires from other pieces of equipment such as a printer can be connected, sending information eight bits (= units of information), or one byte, at a time through a special wire