美国全国历史日是配合历史课堂教学举办的全国性历史竞赛活动。
American National history Day is a nationwide history competition activity coordinating with the classroom history teaching.
美国全国历史日是配合历史课堂教学举办的全国性历史竞赛活动。
American National history Day is a nationwide history competition activity coordinating with the classroom history teaching.
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