sender

名词 sender:

1. someone who transmits a message
   同义词：transmitter
2. set used to broadcast radio or tv signals
   同义词：transmitter

1. In data communications, the transmission by a receiver of acknowledge characters as an affirmative response to a sender.
   数据通信中，由接收方向发送方传送应答字符作为肯定回答的传输过程。
2. A batch of mail dispatched at one time by a sender.
   由邮递员同时分送的一批邮件
3. The parcel was returned to the sender because the directions were incorrect.
   包裹因姓名地址有误而退给了寄件人。