图片浏览者能够添加评论，关键词，在三个图集——“发射”、“NASA建设”与“用历史人物命名的NASA宇航中心”上圈人。
Viewers can add comments, keywords and identify people in images in the three sets - Launch/Takeoff, Building NASA, and NASA Center Namesakes, which records historical figures.
历史人物评价是乾嘉时代史家赵翼历史评论的重要内容。
An important aspect of Zhao Yi's historical work is criticism of historical figures.
应用推荐