epochs
中文翻译
时代（epoch的复数形式）
时期（epoch的复数形式）
英文解释
n. a period marked by distinctive character or reckoned from a fixed point or event
n. (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded
n. a unit of geological time that is a subdivision of a period and is itself divided into ages
词态变化
原型:epoch
变形:s
常见例句
1
the study of the geography of ancient times or ancient epochs
2
n the study of the geography of ancient times or ancient epochs