the Eocene epoch
基本解释
- 始新世
英汉例句
- Few or any anthropoids are known to have existed in Africa during this period, known as the Eocene epoch.
人們原先不知道在這個被稱爲“始新世”的時期,非洲有類人猿的存在。 - The microorganisms had lain dormant since the Eocene epoch, a time when Australia split off from Antarctica and modern mammals first appeared.
自始新世(5300-3650萬年前)開始,它們便沉睡在化石之中,在那個時代,澳洲板塊剛剛與南極板塊分離,而現代哺乳動物剛剛開始出現。 - Dating from the Eocene Epoch, the crater is likely less than 50 million years old, but the impact bored into Proterozoic sandstones well over 500 million years old.
它形成於始新世,距今可能不到5000萬年,但是撞擊鑽入的原生代砂巖都已經超過5億年。 - Though the Cretaceous asteroid cleared the stage, mammals did not really get going until 10m years later, in the Eocene epoch.
ECONOMIST: A geological burp may have led to the dinosaurs’ domination