ves·per /ˈvɛspɚ/
  薄暮,晚禱
  Ves·per n.  The evening star; Hesper; Venus, when seen after sunset; hence, the evening.
  Ves·per, a. Of or pertaining to the evening, or to the service of vespers; as, a vesper hymn; vesper bells.
  Vesper sparrow, the grass finch.  See under Grass.
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  Vesper
       n 1: a planet (usually Venus) seen at sunset in the western sky
            [syn: evening star, Hesperus]
       2: a late afternoon or evening worship service