noun
a model or a copy of sth, often the same size as it, that is used for testing, or for showing people what the real thing will look like
noun
a model or a copy of sth, often the same size as it, that is used for testing, or for showing people what the real thing will look like
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005