1.
The fifth century was the Hun's century.
5世纪是匈奴的世纪。
2.
Anno mundi(in the year of the world).
公元纪年，创世纪年
3.
Century s Waking up;
世纪的觉醒——上世纪之交中国人对20世纪的认知
4.
In Baghdad, in the eighth century,
在巴格达，八世纪，
5.
in the eighties of the twentieth century
在20世纪80年代
6.
The castle dates back to the 14th century.
此堡建于14世纪。
7.
China's Agenda 21st Century
《中国21世纪议程》
8.
China and the World in the 21st Century
21世纪的中国与世界
9.
Relating or belonging to the Middle Ages.
中世纪的属于或关于中世纪的
10.
Between the middle nineteen-thirties and the nineteen-eighties,
从20世纪30年代中期至20世纪80年代，
11.
a 16th-century church with 18th-century embellishments
有18世纪艺术装饰的16世纪的教堂.
12.
A small cannon in use from the15th to the17th century.
轻便炮15世纪至17世纪用的一种小炮
13.
However, in the late eighteenth and nineteenth centuries,
但是到十八世纪末及十九世纪，
14.
A member of the French royal household bodyguard in the17th and18th centuries.
法国17世纪和18世纪的王室保镖
15.
Canon law was in decline in the tenth and early eleventh centuries.
寺院法在10世纪和11世纪初走向衰落。
16.
American City Beautiful Movement in the End of 19~(th) Century and the Beginning of the 20~(th) Century;
19世纪末20世纪初美国城市美化运动
17.
"New Reform": The PCE s Quests in the 1980s-21th Centruy;
“新改革”：西共20世纪末、21世纪初的探索
18.
The Development of Uighur Historiography(8-17century);
维吾尔史学发展研究（八世纪—十七世纪）