物ぶつ理りレイヤ

noun

physical layer

Computing term for the lowest layer of the OSI model, dealing with transmission of raw bits over a physical medium.

• 物ぶつ理りレイヤは、実じっ際さいの通つう信しん媒ばい体たいを扱あつかう層そうです。

  The physical layer is the layer that handles the actual communication medium.