例句：一种实现逻辑“或”算法的门电路或机械器件。当在其多通道输入端有一个或多个输入时就产生一个输出信号。“或”门实现逻辑“或操作”的功能。同ORelement。 An electrical gate or mechanical device which implements the logical OR operator. An output signal occurs whenever there are one or more inputs on a multichannel input. An O
