incoming call wire grouping key

例句：

1. 1.The incoming call wire grouping key helps to organize the calls efficiently.
   来电分组键有助于有效地组织电话。
2. 2. The incoming call wire grouping key is used to separate outbound calls from inbound calls.
   来电分组键用于将出站呼叫与入站呼叫分开。
3. 3. The incoming call wire grouping key is a critical component of the call center's call handling system.
   来电分组键是呼叫中心呼叫处理系统的关键组成部分。