1. 形容詞
   未用過的, 不用的
   空著的
   未消耗的
   (人)unused to ...(事物):
   對...不習慣的
   

   同義字詞
   unacclimated,unaccustomed,unadapted,unadjusted
   brand-new,new,spick-and-span,spic-and-span
   dead,dormant,fallow,free,idle,inactive,inert,inoperative,latent,off,vacant
   

例句

1. However , it largely goes unused .
2. Today, those portals remain unused .
3. The more unused , the higher the penalty.
4. He was evidently unused to stiff collars.
5. Store and dispose of unused pesticides safely.
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