(~s)
A ~ is a person or organization who asks large numbers of people questions to find out their opinions on particular subjects.
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(~s)
A ~ is a person or organization who asks large numbers of people questions to find out their opinions on particular subjects.
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Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012