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

Translocation \Trans`lo*ca"tion\, n. [Pref. trans- + location.]
   removal of things from one place to another; substitution of
   one thing for another.

         There happened certain translocations at the deluge.
                                                  --Woodward.

资料来源 : WordNet®

translocation
     n 1: the transport of dissolved material within a plant
     2: (genetics) an exchange of chromosome parts; "translocations
        can result in serious congenital disorders"