re-dialing function

例句：

1. 1.The new phone has a re-dialing function that allows you to quickly connect to emergency services.
   这款新手机有一个重拨功能，可以让你快速连接到紧急服务。
2. 2.In the event of a power outage, this feature ensures that you can still make calls without having to re-dialing.
   在电力中断的情况下，这个功能确保你仍然可以打电话，而不需要重新拨号。
3. 3.The software engineers have developed a re-dialing function that significantly improves the user experience.
   软件工程师们开发了一个重拨功能，显著提高了用户体验。