资料来源 : pyDict

宝贵,珍贵

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

Preciousness \Pre"cious*ness\, n.
   The quality or state of being precious; costliness; dearness.

资料来源 : WordNet®

preciousness
     n : the positive quality of being precious and beyond value
         [syn: {invaluableness}, {pricelessness}, {valuableness}]