化石

It indicated evidently tropical floristic remnant and affinity in the Alsophila spinulosa community. Comparing with the fossil flora from late Cretaceous and Tertiary (i.e. Northeast China flora, Fushun flora in Liaoning, Jinggu flora in Yunnan and Shanwang in Shandong) in China, pteridophyte flora of the Reserve was quite similar to that of late Cretaceous. Nevertheless, its spermatophyte flora was little similar to that of Tertiary, where angiosperm were booming in that period.

将之与中国晚白垩纪和新生代第三纪中国东北、辽宁抚顺、云南景谷、山东山旺化石植物类群相比，发现桫椤群落中蕨类植物成分与其晚白垩纪化石植物群有着高度的相似性，而其种子植物组成与其后兴起的第三纪被子化石群不甚相似。

A Living Fossil Fish: The arapaima is a true prehistoric river monster, with the fossil record showing that it has roamed the waters of the Amazon River since the Jurassic age.

活着的化石：巨骨舌鱼是史前生物，化石研究表明其早在侏罗纪时期就出现了。

In his more than half a century' s scientific and educational career, Professor Yang made significant contributions to Chinese geology and paleontology, especially in the fields of fossil brachiopods, Carboniferous biostratigraphy, paleobio-geography, and paleoecology.

杨式溥对中国西北和西南地区石炭纪的腕足动物化石的研究为中国石炭纪地层的内部界线划分、对比、化石组合、地理区系及沉积类型提供了重要证据。

Fossils discovered in southern Utah are from a new species of birdlike dinosaur that resembled a 7-foot-tall brightly colored turkey and could run up to 25 mph, scientists said Tuesday.

这种食肉恐龙的手型爪子和足的化石在靠近亚利桑那边境的Staircase-Escalante 大峡谷被发现，凭借这种化石，考古学家有理由相信这种猛禽恐龙在750万年以前游荡在加拿大到新墨西哥间的广大地区。

The brachiopod fossils were systemically collected at the Deriangma-Xiala section in Xainza area, and its correlation with conodont zones was recognized too.

系统采集了申扎地区德日昂玛一下拉剖面的腕足类化石，首次建立了腕足类和牙形石化石带的对比关系。

In the red beds of the Mesozoic Era Nanxiong Late Cretaceous to Cenozoic Paleocene strata, the unearthed, including gastropods, ostracods insects, wheel types such as algae and dinosaur fossils were more than 60 genera, 110 species, of which the most abundant dinosaur fossils, there is Tyrannosaurus rex, short spines Nanshiungosaurus, Nanxiong Microhadrosaurus, as well as fossilized dinosaur eggs into the nest.

在南雄红层的中生代晚白垩世至新生代古新世的地层里，出土了包括腹足类、介形虫类、轮藻类和恐龙类等古生物化石共60 余属、110种，其中以恐龙化石最为丰富，有霸王龙、短棘南雄龙、南雄小鸭嘴龙以及成窝的恐龙蛋化石。

The Weng'an biota is different from others in that they are phosphatized and soft-bodied fossils.

有别於大多数化石纪录，瓮安生物群化石的主要成份为磷酸钙，而且大都是由软组织所形成的化石。

Once a gentleman, whose name I have forgotten, sent me a collection of fossils－tiny mollusk shells beautifully marked, and bits of sandstone with the print of birds'claws, and a lovely fern in bas relief.

一次，有一位先生寄给我一些化石——我已忘记那位先生叫什么名字——其中有美丽花纹的贝壳化石、有鸟爪印的沙岩以及蕨类植物化石。

The carbon dioxide produces the main way is fossil fuel massive burning, now mainly through enhances the fossil fuel the energy use factor, the use low-carbon or the non-carbon emerging energy took the fossil fuel the substitute, as well as the carbon dioxide collection and the storage realize the carbon dioxide to reduce the platoon.

二氧化碳产生的主要途径是化石燃料的大量燃烧，现在主要通过提高化石燃料的能源利用率，使用低碳或无碳的新兴能源作为化石燃料的替代品，以及二氧化碳的收集和储存来实现二氧化碳的减排。

Rather than counting individual species of fossils, which vary over time, palaeontologists who study extinction usually count entire groups of related species, called genera.

古生物学家研究生物灭绝通常计算整个有亲缘关系的物种种群化石，而不是计算物种个体化石，因为物种的个体化石会随时间不断变化。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。