SASE
noun [ C ] US uk/ˌes.eɪˌesˈiː/ us/ˌes.eɪˌesˈiː/ (UK sae)
（贴足邮资写明姓名地址的）回邮信封（self-addressed stamped envelope的缩写）
abbreviation for self-addressed stamped envelope: an envelope with a stamp and your name and address on it that you send inside another envelope to an organization when you want a reply
Please enclose an SASE with your application. 请随申请书附上贴足邮资写明姓名地址的回邮信封。
Compare: sae