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

Unaccessible \Un`ac*cess"i*ble\, a.
   Inaccessible. --Herbert.

资料来源 : WordNet®

unaccessible
     adj : capable of being reached only with great difficulty or not
           at all [syn: {inaccessible}] [ant: {accessible}]