Definitions of non-returnable
if something is non-returnable then it cannot be given back or sent back etc
Completed applications must include a non-returnable photo of the student.
There are multiple definitions - click on the translation that matches your context.
不可退还的 means:
形容词
full
adjective
if something is non-returnable then it cannot be given back or sent back etc
Completed applications must include a non-returnable photo of the student.