per·sis·tence /pɝˈsɪstən(t)s, ˈzɪs-/
 堅持,持續,堅持不懈


 persistence
 持久性


 persistence
 *持續


 Per·sist·ence Per·sist·en·cy n.
 1. The quality or state of being persistent; staying or continuing quality; hence, in an unfavorable sense, doggedness; obstinacy.
 2. The continuance of an effect after the cause which first gave rise to it is removed; as: (a) Physics The persistence of motion. (b) Physiol. Visual persistence, or persistence of the visual impression; auditory persistence, etc.

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 persistence
      n 1: the property of a continuous and connected period of time
           [syn: continuity]
      2: persistent determination [syn: doggedness, perseverance,
          persistency, tenacity, tenaciousness, pertinacity]
      3: the act of persisting or persevering; continuing or
         repeating behavior; "his perseveration continued to the
         point where it was no longer appropriate" [syn: perseverance,
          perseveration]