| 释义 |
Noun: era i(u)ru- A period marked by distinctive character or reckoned from a fixed point or event
- epoch - A major division of geological time; an era is usually divided into two or more periods
- geological era
Noun: ERA- (baseball) a measure of a pitcher's effectiveness; calculated as the average number of earned runs allowed by the pitcher for every nine innings pitched
- earned run average
Derived forms: eras Type of: criterion, geologic time, geological time, measure, period, period of time, standard, time period, touchstone Part of: aeon, eon Encyclopedia: ERA Era Era, TX Era, Texas |