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

听到提示音后拨800，进入你的电话卡服务系统。

At the tone, you may enter your calling card number.

youdao

听到提示音后拨800，进入你的电话卡服务系统。

At the tone, you may enter your calling card number.

youdao