Making A Collect Call

前情提要一个孩子打对方付费电话找爸爸，爸爸以为出了急事。接线员在中间按流程一步步转接。

基本词汇预热operator (接线员) / collect call (对方付费电话) / charges (费用) / pay phone (公用电话) / credit (话费余额)

Making A Collect Call

Elementary Phone Call Family Emergency