延安时期，中国近代史研究受到前所未有的重视。

During the period of Yan 'an, the research of China's modem history received the unprecedented attention.

youdao

延安时期，中国近代史研究受到前所未有的重视。

During the period of Yan 'an, the research of China's modem history received the unprecedented attention.

youdao