insatiably
  (ad.)不知足地
  In·sa·tia·bly, adv. In an insatiable manner or degree; unappeasably. “Insatiably covetous.”
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  insatiably
       adv 1: to an insatiable degree; "she was insatiably hungry" [syn: unsatiably]
       2: in an insatiable manner; with persistence but without
          satisfaction; "he clawed insatiably at the traditional
          precepts" [syn: unsatiably]