makyvel vei lujvo

v₄=m₁ is a magnetic storage medium storing v₂ (data/facts/du'u) about v₃ (object/event) in file(s) v₁.

In notes:

cukmakyvelvei: v₄=m₁=c₁ is a computer disk/hard disk/floppy disk storing v₂ (data/facts/du'u) about v₃ (object/event) in file(s) v₁.
maksriveikarda: x₁=k₁ is a magnetic stripe card storing x₂=v₂ (data/facts/du'u) about x₃=v₃ (object/event)
srimakyvelvei: v₄=m₁ is a magnetic tape/cassette storing v₂ (data/facts/du'u) about v₃ (object/event) in file(s) v₁.