eocene epoch

基本解釋

Few or any anthropoids are known to have existed in Africa during this period, known as the Eocene epoch.
人們?cè)炔恢涝谶@個(gè)被稱爲(wèi)“始新世”的時(shí)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(wàn)年前）開(kāi)始，它們便沉睡在化石之中，在那個(gè)時(shí)代，澳洲板塊剛剛與南極板塊分離，而現(xiàn)代哺乳動(dòng)物剛剛開(kāi)始出現(xiàn)。
It indicated that during the midterm Eocene epoch or before the wild buffalo, david deer and Chinese alligator originated from the middle lower reaches of Yellow River.
本文利用考古、文獻(xiàn)以及實(shí)地調(diào)查等資料，論述了全新世中期及其以前，野生水牛、四不像鹿和中國(guó)鼉都以黃河中下遊地區(qū)爲(wèi)起源和棲息地。

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