tutorial - An instructional lesson. Tutorials can be presented in almost any medium: books, tapes, programs, and CD-ROMs. Many programs, including the Windows operating systems, include a tutorial so you can practice with the software before using it.;
дс тдрлими цюлютдажкию дроемжки аиакиохдйис лидр
http://www.smartcomputing.com/editorial/dictionary/list.asp;
