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Interior offensive line
/ɪntˈiəɹɪəɹ əfˈɛnsɪv lˈaɪn/
/ɪntˈiəɹɪɚɹ əfˈɛnsɪv lˈaɪn/Interior offensive line
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内线进攻线
the three central positions on an American football team's offensive line, typically including the left guard, center, and right guard
