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Intellectual property rights can also be a big barrier to competition.
知识产权也可能成为阻碍竞争的一大因素。
youdao
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The police put up barrier to prevent the football hooligan from damaging property.
防止观看足球的流氓破坏财产。
youdao
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The police put up barrier to prevent the football hooligan from damaging property.
防止观看足球的流氓破坏财产。
youdao