century

It took more than a century to complete the cathedral.这座大教堂的建造历时一百多年。

This photograph was taken half a century [=50 years] ago.这张照片是五十年前拍的。

The herb has been used to treat headaches for centuries. [=hundreds of years]数百年来这种草药一直用于治疗头疼。

a centuries-old tradition有着几百年历史的传统

Millions of people celebrated the beginning of the 21st century on January 1, 2000.数百万人于2000年1月1日庆祝21世纪的到来。

the third century A.D.公元三世纪

The pottery dates back to the sixth century B.C.E.这件陶器可以追溯到公元前六世纪。

When the prince got married, it was called the wedding of the century.王子大婚时，人们称之为世纪婚礼。