epoch是什么意思

Question

如题所述

Answer 1

　　epoch 英[ˈi:pɒk] 美[ˈepək]
　　n. 时期; 纪元; 世; 新时代;
　　[例句]The birth of Christ was the beginning of a major epoch of world history.
　　基督诞生是世界历史上一个重要纪元的开端。
　　[其他] 复数：epochs

Answer 2

Pleistocene epoch
[英][ˈplaistəusi:n ˈi:pɔk][美][ˈplaɪstəˌsin ˈɛpək]
更新世;

例句:
1.
It was formed when glaciers covered this area during the pleistocene epoch.
它形成于更新世年代冰川覆盖该地区的时侯。

2.
We went out for a paddle up the coast headed toward scenery cove and baird glacier,at the northern edge of the stikine ice field, a remnant of the once vast ice sheets thatcovered much of north america in the pleistocene epoch.
后来我们沿着海岸线划船，一直到斯迪金冰原北端的风景湾和巴埃特冰川，这是在洪积纪时代曾经覆盖北美的巨大冰盖的残存。