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Epoch
01
a period of time in history or someone's life, during which significant events happen
Example
The Renaissance was an epoch of great cultural and artistic achievements in Europe.
For the scientist, the discovery of the new element marked the beginning of a revolutionary epoch in chemistry.
The Industrial Revolution was an epoch that transformed economies and societies around the world.
02
世代, 纪元
a subdivision of a geologic period, characterized by distinctive and globally recognizable rock layers, fossils, and significant changes in Earth's climate and biota
Example
Each epoch in Earth's history is defined by unique climate and life forms.
During the Holocene epoch, human civilization developed rapidly.
Geologists study rock layers from the Cambrian epoch to learn about early life.
03
(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded
