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两汉边塞
释义
两汉边塞
Encyclopedia
历史学
[军事]
释
Han Dynasty's frontier
两汉边塞
中国汉代为防御匈奴侵犯而修筑的长城,当时称为边塞,简称塞,或称障塞。
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Pyramid
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Pyramid Ownership Structure
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