The basic parts of typewriter meaning?

The basic parts of a typewriter include the keyboard, which allows the user to input letters and characters; the carriage, which holds the paper and moves from side to side as typing occurs; and the typebars, which strike the ribbon to print characters onto the paper. Additionally, the ribbon holds ink, facilitating the transfer of type to paper, while the platen, a cylindrical roller, provides a surface for the paper to be pressed against. Other components include the margin and line spacing controls, which help format text.