demo(1. (especially BrE) = demonstration (1) • They all went on the demo. 2. = demonstration (2) • I'll give you a demo. 3. a record or tape with an example of sb's music on it • a demo tape. OALD Alexander Demidov)
show car(A show car, sometimes called a dream car, is a custom-made automobile created specifically for public display, rather than sale. They are shown at auto shows ... wiki Alexander Demidov)
showpiece(изделия; 1. something which attracts admiration as an outstanding example of its type. 2. an item of work presented for exhibition or display. COED Alexander Demidov)
