For proper operation the forward and reverse direction - control inputs must always be complementary.

要使计数器正常工作,正向和逆向控制输入电平必须始终相反.

辞典例句

Create forward and reverse lookup zones ( recommended for large networks )

创建正向和反向查找区域 ( 适合大型网络使用 )

互联网

Fast forward and reverse.

快速前进和倒车.

互联网

Step forward and reverse.

向前迈进一步,并扭转.

互联网