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focus noun

  /ˈfoʊ.kəs/ , /ˈfəʊ.kəs/
  • (linguistics) The most important word or phrase in a sentence or passage, or the one that imparts information.
  • An object used in casting a magic spell.
 焦点
  • (uncountable, photography, cinematography) The quality of the convergence of light on the photographic medium.
 ピント
  • (uncountable) Concentration of attention.
 集中

focus verb

  /ˈfoʊ.kəs/ , /ˈfəʊ.kəs/
  • (intransitive, followed by on or upon) To concentrate one's attention on something; to have as one's central point of interest, concern, etc.
 に, 集中
  • (transitive, optics) To adjust (a lens, an optical instrument) in order to position an image with respect to the focal plane.
 ピントを合わせる
  • (transitive) To cause (rays of light, etc) to converge at a single point.
 絞る
in focus
鋭い
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