Political historians, examining sources such as voting records, newspapers, and politicians' writings, focus on the emergence in the 1840s of a new "American political nation".

政治史学家研究了投票记录、报纸和政治家著作等资料来源，重点研究了19世纪40年代一个新的“美国政治国家”的出现。

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But their work mirrors recent findings by American researchers, who looked at the voting records of US congressmen before and after having children.

然而此观点最近被一些美国学者通过研究美国国会议员在有孩子前后的投票记录得以印证。

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If you did vote, please provide details on the form on the back of this notice so that voting records can be rechecked, and corrected if necessary.

如果你有投票，请按背面公告内容提供详细资料，那么投票记录将被重新审核，如有必要将进行修正。

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In terms of voting records, there is not much to choose between him and Mr Gore.

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In other words, politicians get to decide what can or can't be said about their voting records.

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Public voting records meant the researchers could figure out how the Facebook message influenced real life voting.

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