短語詞組短語TSPS Busy Verification Tone 占線確認音Busy Verification Tone 占線確認音;占線證實音busy back tone 忙音;蜂音group busy tone [通信]群忙音;群占線音channel busy tone 信道忙音;詳細翻譯line busy tone 線路忙音;占線音user busy tone 用戶忙音send busy tone 發(fā)送忙音 返回 busy tone