teletypewriter utility package

例句：

1. 1. The teletypewriter is a device used to send and receive messages over long distances.
   远程打字机是一种用于远距离发送和接收信息的设备。
2. 2. The teletypewriter utility package includes everything needed for setting up and using the machine.
   远程打字机工具包包含了设置和使用该机器所需的一切。
3. 3. With the advent of digital communication, the use of teletypewriters has decreased significantly.
   随着数字通信的出现，使用远程打字机的数量显著减少。