信使

例句：

1. 1. The postman delivered the letter to her house this morning.
   今天早上，邮递员把信送到了她的家。
2. 2. He sent a courier to deliver the package to his sister's house.
   他派了一个信差去把他的包裹送到妹妹家。
3. 3. The courier arrived at the destination on time, despite the heavy rain.
   尽管大雨滂沱，信差准时到达了目的地。