始新世

The volcanic rocks in the Qiangtang area are mid-Eocene to Oligocene in age according to their K-Ar isotopic data.

根据K-Ar同位素定年数据可将该火山活动划分为四个喷发阶段，时代分属始新世—渐新世。

Beibu Wan Basin was a lake in the middle Eocence-Lower Oligocene.

北部湾盆地在中始新世至早渐新世是一个湖泊。

Artiodactyla generally divided into:(1) Ancient cloven-hoofed also known as sub-orders of ancient teeth, including the Eocene and Oligocene Some of the early cloven-hoofed, they already have two of the talus trochlear surface.

偶蹄目一般分为：（1）古偶蹄类或称古齿亚目，包括始新世和渐新世的一些早期偶蹄类，它们的距骨已具有两个滑车面。

Any of various extinct herbivorous hoofed mammals of the genus Brontotherium and related genera,of the Eocene and Oligocene epochs,resembling the rhinoceros .

雷兽类一种已绝迹的雷兽属和其它相关属类的有蹄食草哺乳动物，生长于始新世和渐新世，类似于犀牛

Small order of primitive ungulates of the Paleocene and Eocene.

生活于古新世至始新世的小型原始有蹄动物目。

That would have been 24 million years after the transition from very warm temperatures in the Paleocene and Eocene eras to major planetary cooling and the appearance of permanent North and South Poles.

从古新世和始新世时代非常温暖的温度转变到主要的行星冷却和永久的南、北极出现的时代后约有二千四百万年。

They say the Paleocene/Eocene example suggests that changes produced by human activities may have lasting effects not only on global climate, but on deep ocean circulation.

他们说古新世与始新世的例子暗示不只对全球气候，甚至是对海底深层洋流，人类活动所造成的变迁都可能带来长久的影响。

In today's issue of the journal "Nature," scientists Flvia Nunes and Richard Norris describe how they examined a four to seven degree warming period that occurred some 55 million years ago during the closing stages of the Paleocene and the beginning of the Eocene eras.

在距今约5，500万年前，也就是古新世与始新世交替时期，地球曾有一段温度上升4~7度的暖化时期；而在最近一期《自然》期刊中，科学家那恩斯与诺瑞斯描述他们如何检验该时期的暖化效应。

The Santee Coastal Reserve core, a 545 ft deep borehole in northeastern Charleston County, South Carolina, recovered sediments of Late Cretaceous, Paleocene, Eocene, and Quaternary age.

Santee海岸储藏岩心是从加州南部的查尔斯顿的545英尺深的钻井中采集的，代表白垩纪晚期、古新世、始新世和第四纪的沉积物。

According to drilling, logging and seismic data in the north of the basin, four types of identification signs were determined to the Phanerozoic sequence boundary. And two kinds of sequence boundaries (unconformity and shift surface of deposition) were identified.

应用层序地层学的原理和方法，综合研究盆地北部钻井、测井及地震资料，确定4种层序界面识别标志，在盆地北部新生代始新世—中新世识别出2种类型层序界面：不整合面和沉积作用转换面。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失