night letter telegram

例句：

1. 1. He sent a night letter to his sister.
   他给姐姐寄了一封夜信。
2. 2. The telegram was delivered by the postman at midnight.
   邮递员在午夜送达了电报。
3. 3. She received the telegram and immediately called her friend.
   她收到了电报，立刻给她的朋友打了电话。