“发送人”的英语？

电子邮件从发送人那里发出,通过因特网到达收件人的终端.Electronic mail passes through the Internet, from a sender to the recipient.秘密性.这电子从传送到严格是对发送人机密和仅有打算把给收信人.This electronic transmission is strictly confidential to the sender and intended solel...