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

如果要拨新的号码，按一下“挂断”键。听到拨音后拨号码。

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Dial when you hear dialing sound after you pick the phone up.

将手柄从话机上向上提起后摘机，听到拨号音后即拨号。

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Dial when you hear dialing sound after you pick the phone up.

将手柄从话机上向上提起后摘机，听到拨号音后即拨号。

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