n.(统称)公众来信(寄给报纸、电视台、网站、要人等)

原形：postbag复数：postbags

The postman delivered a bulging postbag to the small village's only post office.
邮差给这个小村庄唯一的邮局送来了一个鼓鼓的邮袋。
Every day, the post office sorts through thousands of letters in their postbags to ensure timely delivery.
邮局每天都要从他们的邮袋中分拣成千上万的信件以确保及时投递。
The lonely island's post office had but a single postbag to handle all its weekly mail.
这座孤岛的邮局每周只处理一个邮袋的邮件。
The enthusiastic collector eagerly awaited the postbag, hoping for rare stamps from abroad.
那位热情的集邮者热切地等待着邮袋，希望能从中找到来自国外的稀有邮票。
In the old days, the postmaster would personally carry the heavy postbag on his daily rounds.
在过去，邮局局长会亲自背着沉重的邮袋进行每日的投递工作。
The advent of email has significantly reduced the volume of mail in the postman's postbag.
电子邮件的出现显著减少了邮递员邮袋中的邮件量。
She loved the excitement of opening the postbag each morning, not knowing what surprises it might hold.
她喜欢每天早上打开邮袋的兴奋感，不知道里面可能会有什么惊喜。
The rural postman had to walk miles carrying his postbag, delivering letters to scattered farms.
乡村邮递员背着邮袋走好几英里，给分散的农场送信。
The postbag was so full that some letters threatened to spill out during the journey.
邮袋太满了，一些信件在途中几乎要掉出来。
On Christmas Eve, the post office was overwhelmed with a mountain of postbags, filled with holiday greetings.
平安夜时，邮局被堆积如山的邮袋淹没，里面装满了节日的问候。