拡大

In a sentence

• その会社は事業を拡大しています。

  That company is expanding its business.

  In this sentence, "拡大" refers to expanding or increasing scope or scale, specifically in a business context.

• 地図を拡大して、細かい場所を確認しました。

  I zoomed in on the map to check detailed locations.

  Here, "拡大" is used to describe enlarging or zooming in on something visual, like a map, to see it in more detail.

• 感染症の拡大を防ぐために協力してください。

  Please cooperate to prevent the spread of infectious diseases.

  In this example, "拡大" indicates the spreading or proliferation of something, in this context referring to the spreading of diseases.