kick-off
  開球,開始
  kickoff
       n 1: (football) a kick from the center of the field to start a
            football game or to resume it after a score
       2: the time at which something is supposed to begin; "they got
          an early start"; "she knew from the get-go that he was the
          man for her" [syn: beginning, commencement, first, outset,
           get-go, start, starting time, showtime, offset]
          [ant: middle, end]
       3: a start given to contestants; "I was there with my parents
          at the kickoff" [syn: send-off, start-off]