查询词典 fossil ivory

In the past 15 years new opportunities to study the region's rock and fossil records have finally enabled investigators to piece together a more complete picture of Amazonian history.

过去15年来，由于有新的机会研究该地区岩石及化石记录，终于使研究人员得以拼凑出更完整的亚马逊河历史全貌。

" When is the last time the government gave a grant to the American Petroleum Institute to go out and tout the virtues of fossil fuel?"

"当我最后一次向政府提供了一个给予美国石油学会走出去推销化石燃料的美德？"

Amrita Sen, analyst at Barclays Capital, said China and India's import requirements could surprise the market as coal was the preferred fossil fuel for power generation in both countries.

巴克莱资本分析师阿梅丽塔。森表示，中国和印度的进口需求可能会令市场惊讶，因为煤炭是这两国首选的发电用矿物燃料。

In 240 profoundly fascinating pages, Neil Shubin, fossil-hunter, comparative anatomist and developmental zoologist, explains the origins of the constituent parts of every living body.

在240页极其引人入胜的文字中，身为化石搜寻者、比较解剖学家和发展动物学家的尼尔·舒宾解释了每一个生命体构成部分的渊源。

According to another report, Chinese scientists have temporarily named this type of archaeopteryx fossil "the Divine Land archaeopteryx"

另据悉，中国科学家将这类始祖鸟化石暂定名为"神州始祖鸟"。

Consequently, a fossil which an archeologist finds to be billions of years old by radioactive dating may in fact be no more than several thousand years old.

因此，化石中的一个考古学家认为这是一个数十亿岁的放射性测年，而事实上也可能没有超过几千岁。

Usually the archeozoic and Proterozoic eras are grouped together and referred to as Precambrian in age. Precambrian rocks have been intensely deformed, metamorphosed and intruded, and are relatively barren of fossil s.

通常太古代和元古代被归在一起而称作前寒武纪，前寒武纪的岩石多遭受强烈变形、变质或被岩浆岩侵入，岩石中缺少化石。

Traditional morphological studies have resulted in few solid conclusions regarding the monophyly and systematic position of Myriapoda within Arthropoda; the origin and evolutionary history of Myriapoda are also veiled by the sparsity of the group's fossil record.

基于表型性状的系统学研究中，多足动物亚门在节肢动物门中的系统分类和单系性等问题一直存在争议；化石记录的稀少又使多足动物的起源及演化历史变得迷雾重重。

The fossil footprints from the north of Iran are mainly tracks of proboscideans, with some probable rhino and a few artiodactyl prints.

产自伊朗北部的足迹化石主要为长鼻类，有些可能是犀牛，少数为偶蹄类足迹。

The bill for climate change will depend on atmospherics levels of greenhouse gas, which is principally caused by burning fossil fuels and on the effort to adapt to its effects, according to a draft.

气候变化的账单将取决于大气层中温室气体的数量和为适应它的影响而作出的努力，而这些温室气体主要是由于矿物燃料的燃烧造成的，草案中如是说。

We are in a good position to meet your requirements.

我们完全可以满足你方的需求。

We are all pervade d with a sense of disaster.

我们普遍有大祸降临的感觉。