eocene

音标发音

• 英式音标 [ˈi:əusi:n]
• 美式音标 ['i:əusi:n]
• 国际音标 ['i:əusi:n]
• 英式发音
• 美式发音

基本解释

• adj. 始新世的，与始新世有关的
• n. (the Eocene) 始新世；始新世岩石

同根派生

英汉例句

• The funnel - shaped self - potential curve of the Eocene sands is well marked.
  始新统砂层的 漏斗形 自然电位曲线形态很明显.
• These showed an evolution of increasing diversity through to the Eocene.
  一直到始新世,生物多样性都在不断地提高.
• There are four hydrocarbon source rocks, Palaeocene, Eocene, Oligocene and Miocene.
  西湖凹陷发育古新统 、 始新统 、 渐新统及中新统四大烃源岩系.
• The funnel - shaped self - potential curve of the Eocene sands is well marked.
  始新统砂层的 漏斗形 自然电位曲线形态很明显.
• These showed an evolution of increasing diversity through to the Eocene.
  一直到始新世,生物多样性都在不断地提高.

词组短语

短语

• Eocene Oligocene 始新统
• late eocene 晚始新世
• Middle Eocene 中始新世;始新世
• upper eocene 上始新统
• eocene flora 始新世植物群

英英字典

柯林斯英英字典

• of, denoting, or formed in the second epoch of the Tertiary period, which lasted for 20000000 years, during which hooved mammals appeared
• the Eocene epoch or rock series

专业释义

地球科学

• 始新世

  Through integration analyse the periphery and inner Bohu sag uplift-chilling age of the basin, we confirmed the time limit of tectonic uplift-chilling event is 3762Ma（Eocene to Paleocene）.
  通过对盆地内部博湖南北坳陷抬升-冷却年龄的综合分析,确定盆地内部构造抬升-冷却事件的时限为37～62Ma(始新世到古新世)。

• 始新统

  Dongying depression Upper part of middle Eocene series and upper Eocene series sequence strati-graphic model oil and gas accumulation
  东营凹陷中始新统上部-上始新统层序地层模式油气聚集。

  生物学

• 始新世

  According to the characteristics of palynofloras and compare other similar palynofloras, the geological age of the first and second assemblage is late Eocene to early Oligocene.
  根据孢粉植物群特征，对比其它相似孢粉组合，山羊沟一、二孢粉组合地质时代接近于晚始新世——早渐新世。