資料來源 : Webster's Revised Unabridged Dictionary (1913)

Centennial State \Centennial State\
   Colorado; -- a nickname alluding to the fact that it was
   admitted to the Union in the centennial year, 1876.

資料來源 : WordNet®

Centennial State
     n : a state in west central United States in the Rocky Mountains
         [syn: {Colorado}, {CO}]