speaking tube
柯林斯詞典
1. N a tube or pipe for conveying a person's voice from one room, area, or building to another 房間與房間、建筑與建筑之間的通話管
返回 speaking tube
1. N a tube or pipe for conveying a person's voice from one room, area, or building to another 房間與房間、建筑與建筑之間的通話管