1.
One, such as a person or a machine, that addresses.
发件人，发信人，发件机发件的人或者机器
2.
having the postage paid by the sender.
由发信人付款的邮寄。
3.
The return name and address is
发信人姓名和地址是
4.
It came back with "return to sender" stamped on it.
信被退回上面印着"退给发信人"。
5.
The undelivered letter has been returned to the sender.
那封无法投递的信已退回给发信人了。
6.
Self-addressed stamped envelope.
回邮信封贴足邮资写明发信人（自己）姓名地址的回信信封
7.
A stamped, self-addressed return envelope is enclosed for your convenience.
信中附有一张贴好邮票和注明发信人地址姓名的信封，以供您使用。
8.
information system for population and development
人口与发展信息系统
9.
Abjure one's beliefs.
发誓放弃某人的信仰
10.
She was found to be writing letters yesterday evening.
有人发现昨晚好在写信。
11.
Information and Communications Technologies in Support of Sustainable Human Development
信息和通信技术促进可持续人类发展
12.
Establishing personal credit system to promote consumption credit;
建立个人信用制度 发展消费信贷
13.
To Construct Individual Credit System,and to Promote Development of Consumer Credit;
建立个人信用制度 促进消费信贷发展
14.
It was rather disconcerting to find that someone had been opening my letter.
发现有人拆阅我的信很令人惊慌失措。
15.
Simply analyzing on the personnel archives information resources and the talent development
浅析人事档案信息资源与人才的开发
16.
Immediately after the writer has sent his letter the circumstances of the reader change in such a way that the letter becomes more or less inapplicable.
就在写信人发出信函后，收信人的环境发生变化，这封信也就变得不太适用。
17.
Panel on Universal Access to Information and Informatics for Human Development
普遍利用信息和信息学促进人类发展问题小
18.
Enter sender information that will appear on fax cover pages.
输入发件人信息，此信息将显示在传真封面上。