direct-distance dialling

例句：

1. 1. The company's new product is designed to provide direct-distance dialing for its customers.
   该公司的新产品旨在为顾客提供直接距离拨号服务。
2. 2. The engineer used a direct-distance dialing system to troubleshoot the issue.
   工程师使用直接距离拨号系统来解决问题。
3. 3.Direct-distance dialing technology has revolutionized the way we communicate with each other.
   直接距离拨号技术已经彻底改变了我们与他人沟通的方式。