如果要拨新的号码，按一下“挂断”键。听到拨音后拨号码。

Dial "hang up" if you want to call a new one and dial when you hear the sound.

youdao

如果要拨新的号码，按一下“挂断”键。听到拨音后拨号码。

Dial "hang up" if you want to call a new one and dial when you hear the sound.

youdao