I went to the post office specifically to pick up a package. The courier worked very hard and delivered my package for me. The recipient received a set of clothes and was very happy. The shipping fee is the refund for the ticket, and handling matters for a friend went very smoothly. I changed my flight ticket and no longer need a connecting flight. The recipient returned the old items before accepting the delivery.
The most useful words in this text, with pinyin and meaning at a glance.