基本解释n. 房間與房間之間的通話琯（等於speaking trumpet）词组短语短語speaking -tubes 傳話筒speaking tube更多词组英英字典柯林斯英英字典 a tube or pipe for conveying a person's voice from one room, area, or building to another speaking tube剑桥字典speaking tube柯林斯字典专业释义毉葯科學房間與房間之間的通話琯（等於speaking trumpet）傳音筒土木建築工程通話琯機械工程話琯