例句與造句

1. IntelePeer offers cloud-based communications services including SIP trunking solutions for enterprises and contact centers adopting unified communications systems.
2. GVT also serves the enterprise segment, providing products and services, offering integrated solutions and managed services including fixed-line telephony, unified communication systems, hosted VoIP, Internet services, private-data networks and Data Center services.
3. It's difficult to find unified communication system in a sentence. 用unified communication system造句挺難的