路由示闲器 [计] idle route indicator

双向选组级示闲器 idle two-way selector stage indicator

示闲灯电路 free lamp circuit

路由示闲指示器 idle route indicator

示闲灯 idle indicating lamp

表示闲置 STBPD

示闲信号 accessibility signal

休闲装展示会 LEISURE WEAR SHOW

表示闲聊 shoot the bull

显示空闲内存 statusbar free memory