loudspeaker system select buttons /ˈlaʊdspiːkə ˈsɪstəm sɪlˈɛkt ˈbʌtənz/ n

中文:扬声器系统选择按钮

Meaning:Buttons used to activate or deactivate one or more loudspeakers.

Found in these illustrated scenes(1)

‹ Browse all scenes