n.呼叫者,召集者,访问者,打电话者
adj.新鲜的
The caller hung up.
打电话的人挂断了电话。
An anonymous caller told police what had happened.
有人打匿名电话向警方报告了所发生的事。
Wonderful. Right, let's go to our next caller.
太棒了。好的,我们接听下一个电话。