English translation for "空号音"

number unobtainable tone
vacant number tone

Similar Words：

"空号偏压畸变" English translation, "空号频率" English translation, "空号损耗" English translation, "空号同步" English translation, "空号信号" English translation, "空号中继线" English translation, "空号状态" English translation, "空盒" English translation, "空盒，空箱，空瓶" English translation, "空盒弹性后效" English translation