era

中文意思

• n. 时代
• n. 纪元
• n. 时期

英文释义

• n. a period marked by distinctive character or reckoned from a fixed point or event
• n. a major division of geological time; an era is usually divided into two or more periods

词形变化

复数

eras

例句

1. n. 时代

   The invention of the smartphone marked the beginning of a new digital era.

   智能手机的发明标志着一个新的数字时代的开始。

2. n. 纪元

   Historians often divide ancient human history into the Christian era and the pre-Christian era.

   历史学家经常把人类古代史分为公元纪元和公元前纪元。

3. n. 时期

   During his college era, he spent most of his free time working in the library.

   在他大学时期，他把大部分课余时间都花在了图书馆打工上。