1. 未损伤的：unmarked /未被注意的/无记号的/无标的/ | unmarred /未损伤的/ | unmarriageable /不适于结婚的/不能结婚的/

2. 未损伤的;未污染的：unmachinable 不能机械加工的 | unmarred 未损伤的;未污染的 | unmeasurable 不可测量的

adj

1. free from physical or moral spots or stains

e.g. an unblemished record
an unblemished complexion

Synonym: unblemishedunmutilated