English Dictionary

era

/ˈɪə.ɹə/

noun

A time period of indeterminate length, generally more than one year. / (geology) A geochronologic unit of tens to hundreds of millions of years; a subdivision of an eon, and subdivided into periods.

The Renaissance era was a time of great cultural and artistic achievements.

意味（1）

A time period of indeterminate length, generally more than one year.

Even in an era when individuality in dress is a cult, his clothes were noticeable. He was wearing a hard hat of the low round kind favoured by hunting men, and with it a black duffle-coat lined with white.

意味（2）

(geology) A geochronologic unit of tens to hundreds of millions of years; a subdivision of an eon, and subdivided into periods.