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他们从人口中抽样以了解民意状况。
They sampled the population to find out the state of public opinion.
youdao
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他了解每次民意测验反映出来的公众的矛盾心理。
He understood the public's ambivalence, shown by every poll.
youdao
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他了解每次民意测验反映出来的公众的矛盾心理。
He understood the public's ambivalence, shown by every poll.
youdao