era中文什么意思

n.
1.纪元；年代，时代。
2.【地质学；地理学】代。
短语和例子
+更多解释...inaugurate [mark] a new era 开[划]新纪元。 before [in] the Christian era 公元前[后]。
短语和例子
ERA, E.R.A. ＝
1.Emergency Relief Administration 〔美旧〕紧急救济署。
2.engine-room artifier 【航海】机舱机电军士。

• agnotozoic era:    元古代
• anthropogenic era:    灵生代
• anthropozoic era:    灵生代

例句与用法

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1. Reading opened a new era in my life .
   阅读把我的生命引进了新时代。
2. We are living in a great historic era .
   我们正处在一个伟大的历史时代。
3. It is a memorable portrait of an era .
   它是时代不朽写照。
4. The dust bowl era will return .
   尘暴的时代将卷土重来。
5. It marks the beginning of a new era in human history .
   这标志着人类历史新纪元的开始。

英文释义

名词

1. a major division of geological time; an era is usually divided into two or more periods
   同义词：geological era
2. a period marked by distinctive character or reckoned from a fixed point or event
   同义词：epoch

百科释义

An era is a commonly used word for long period of time. When used in science, for example geology, eras denote clearly defined periods of time of arbitrary but well defined length, such as for example the Mesozoic Era from 252 Ma?66 Ma, delimited by a start event and an end event.