Whit·sun·tide /-sənˌtaɪd/
  聖神降臨周
  Whit·sun·tide n.  The week commencing with Whitsunday, esp. the first three days -- Whitsunday, Whitsun Monday, and Whitsun Tuesday; the time of Pentecost.
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  Whitsuntide
       n : Christian holiday; the week beginning on Whitsunday
           (especially the first 3 days) [syn: Whitsun, Whitweek]