她和姐妹谈的是有关他们的个人生活，和兄弟谈的是历史，地理和书籍。
She talks to her sisters about their personal lives; with her brothers she discusses history, geography and books.
有丰富的历史文献编纂的学者，以及百科全书和书籍地理因素。
There was a rich variety of historical literature compiled by scholars, as well as encyclopedias and books on geography.
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