up·root /(ˌ)əpˈrut, ˈrʊt/
  (vt.)連根拔起,根除
  Up·root v. t. To root up; to tear up by the roots, or as if by the roots; to remove utterly; to eradicate; to extirpate.
     Trees uprooted left their place.   --Dryden.
     At his command the uprooted hills retired.   --Milton.
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  uproot
       v 1: move (people) forcibly from their homeland into a new and
            foreign environment; "The war uprooted many people"
            [syn: displace, deracinate]
       2: destroy completely, as if down to the roots; "the vestiges
          of political democracy were soon uprooted" [syn: eradicate,
           extirpate, exterminate]
       3: pull up by or as if by the roots; "uproot the vine that has
          spread all over the garden" [syn: extirpate, deracinate,
           root out]