I trembled and dared not to dial again.

我颤抖着，不敢再次拨号。

youdao

We're sorry. Your call cannot be completed as dialed. Please check the number and dial again.

对不起，您拨打的号码无法接通，请核对后重新拨打。

youdao

When the help center 's telephone is busy, the help terminal can dial again automatically until the telephone connected. The function can increase the system's reliability.

当求助中心的电话占线时，求助终端具有自动重拨功能，一直重拨到求助电话接通为止，这样就增加了求助的可靠性。

youdao