圏内

In a sentence

• この施設は私たちの活動圏内にあるためよく利用しています。

  We frequently use this facility as it is within the range of our activities.

  Here, '圏内' (within the sphere/range) is used to demonstrate spatial and contextual proximity to activities.

• 対象地域圏内の学校がこのプロジェクトに参加しています。

  Schools within the target region are participating in this project.

  In this sentence, '圏内' (within the scope/boundary) indicates inclusion within a geographically or conceptually assigned area.

• インターネット接続が圏内に入ったので、すぐに仕事を再開できます。

  As the internet connection entered within the range, work can resume immediately.

  Here, '圏内' (within the range/boundary) shows coverage or operational range, applied to signal reach or availability.