It includes the appearance and position of the various parts, the materials from which they are composed, and their relationships with other parts.
ɪɾ ɪŋklˈuːdz ðɪ ɐpˈɪɹəns ænd pəzˈɪʃən ʌvðə vˈɛɹiəs pˈɑːɹts, ðə mətˈɪɹiəlz fɹʌm wˈɪtʃ ðeɪ ɑːɹ kəmpˈoʊzd, ænd ðɛɹ ɹᵻlˈeɪʃənʃˌɪps wɪð ˈʌðɚ pˈɑːɹts.