de·cou·ple /(ˌ)diˈkʌpəl/
  減震
  decouple
       v 1: disconnect or separate; "uncouple the hounds" [syn: uncouple]
            [ant: couple]
       2: regard as unconnected; "you must dissociate these two
          events!"; "decouple our foreign policy from ideology"
          [syn: dissociate] [ant: associate]
       3: eliminate airborne shockwaves from (an explosive)
       4: reduce or eliminate the coupling of (one circuit or part to
          another)