con·cen·ter /kənˈsɛntɚ/
 (v.)集中于一點;集中
 Con·cen·ter, Con·cen·tre  v. i. [imp. & p. p. Concentered or Concentred p. pr & vb. n. Concentering or Concentring ]  To come to one point; to meet in, or converge toward, a common center; to have a common center.
    God, in whom all perfections concenter.   --Bp. Beveridge.
 Con·cen·ter, Con·cen·tre , v. t. To draw or direct to a common center; to bring together at a focus or point, as two or more lines; to concentrate.
    In thee concentering all their precious beams.   --Milton.
    All is concentered in a life intense.   --Byren.
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 concenter
      v : bring into focus or alignment; to converge or cause to
          converge; of ideas or emotions [syn: concentre, focalize,
           focalise, focus]