telvar

例句：

1. 1. We need to make a phone call to the hospital to check on our friend's condition.
   我们需要给医院打电话来询问朋友的病情。
2. 2. The police are trying to trace the source of that strange phone call.
   警方正在试图追踪那个奇怪电话的来源。
3. 3.She dialed her home number to make sure she had the right address.
   她拨了她的家电话号码以确保她拿到了正确的地址。