私し設せつ回かい線せん

noun

leased line; private circuit; private line

A dedicated telecommunications line rented from a carrier for exclusive use, often for corporate networks. Technical computing term.

• 本ほん社しゃと支し社しゃの間あいだは私し設せつ回かい線せんで結むすばれている。

  The head office and the branch office are connected by a leased line.

• 私し設せつ回かい線せんはセキュリティ面めんで有ゆう利りだ。

  A private line is advantageous in terms of security.