“拨号音”造句

我得不到正常的拨号音.
And I can't get a proper dialing tone.

等一会儿直到你听到拨号音之后拨号码.
Wait till you hear the dialing tone and then dial thenumber.

他测试电话线路是否有拨号音.
He tests a phone line for a dial tone.

• #拨号音