资料来源 : pyDict

高价,昂贵,奢侈

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Costliness \Cost"li*ness\ (-l?-n?s), n.
   The quality of being costy; expensiveness; sumptuousness.

资料来源 : WordNet®

costliness
     n : the quality possessed by something with a great price or
         value [syn: {dearness}]