self-addressed envelope写好回邮地址的信封;回邮信封;回信用信封;写明姓名和地址的回信信封
self-addressed stamped envelope贴足邮资写明发信人;邮资已付有回邮地址的信封
SAE Self-Addressed Envelope回邮信封
Four Self-addressed Adhesive Labels地址标签
ADJ（形容词） A self-addressed envelope is an envelope which you have written your address on and which you send to someone in another envelope so that they can send something back to you. (指信封)寄给自己的 [usu ADJ n]
Please enclose a stamped self-addressed envelope.
请随信寄来一个贴好邮票的回信信封。