preoccupancy

英 [pri:'ɒkjʊpənsɪ]      美 [pri'ɒkjəpənsɪ]
  • n. 先入为主;全神贯注;极为忙碌(等于preoccupation)
preoccupancy
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preoccupancy (n.)
also pre-occupancy, "prior occupation," 1734, from pre- + occupancy.

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