查询词典 fossil

Scientists already knew that pinnipeds evolved from land animals. But the earliest known fossil from that group already had flippers.

科学家们已经知道鳍足动物是从陆地动物进化而来，但是鳍足动物的已知最早化石已经有了脚蹼。

It offloaded from human and animal power into using fossil fuels.

它将人力和牲畜力的负担卸给了对石油的利用。

Nuclear, fossil, gas and wood power generating stations and power transformer stations.

核能、煤、天然气和木材发电站以及变压站

As a clean, plentiful energy source, that minimizes our reliance on fossil fuels, wind power has a great deal of potential: studies show that with the advent of a national grid, wind power could come to supply one-third of American electricity needs.

风力发电有极大的发展潜力，它是一种乾净、源源不绝的能量来源，而且能够使我们对石油的依赖减到最小。研究显示，随著全国性电网格的架设，风力发电可满足美国1/3的电力需求。

We estimated the average emissions for willow, poplar and Miscanthus, and compare these to emissions of fossil-fuel based power plants.

本文中估测了柳树，白杨和象草生长过程中N2O的平均排放量并把这些与使用化石燃料发电的电厂产生的温室气体排放量进行比较。

They all seemed depressed; and Hauser had brought an old spelling-book with gnawed edges, Fossil Pink Crystal Watch ES1168, which he held wide-open on his knee, with his great spectacles askew.

所有这些人都显得很忧伤；奥泽尔老人还带了一本边角都已破损的旧识字课本，摊放在膝头上，课本上横放着他那副大眼镜。

Najash knocks three fossil marine snakes with developed hind limbs— Haaisophis , Pachyrhachis , and Eupodophis —from the base of the snake family tree, claiming the title of most-primitive known snake.

化石显示：三种有发达后肢的海蛇 Haaisophis ， Pachyrhachis 和 Eupodophis 是蛇类家族的祖宗，被认为是最原始的蛇类，另外一些蛇种缺少股骨，而 Najash 蛇种比较接近那些高级的的蛇种。

With the tension of fossil resources, energy diversification and the search for renewable sources of clean energy has become the development direction Chinese tallow oil and processed through a series after extraction of bio-diesel will create huge reserves of renewable energy.

随着石化能源的紧张，能源的多元化和寻求可再生清洁能源已成为当今发展方向，而乌桕籽油经一系列加工处理后可提炼为生物柴油，能形成巨大的可再生能源储备。

In close connection with the plan on building a new socialist countryside in China, the company is planning to invest RMB 0.5 billion yuan in the project of straw energy stepping into rural families, which will be implemented throughout the most countryside, replacing the fossil energy with straw gasification, in a bid to improve the ecological environment of the rural areas by cooking, heating with centralized straw gasification supply in north China, to promote the qualities of farmers' life, and to boost the development of low carbon economy in countryside.

紧紧围绕中国社会主义新农村建设规划，公司计划投资5亿元人民币在广大农村实施秸杆新能源入农户工程，用秸秆气替代石化能源，通过集中供气用于中国北方地区的做饭、采暖，改善农村生态环境，提升农民生活质量，促进农村低碳经济发展。

The experiment adopt capital: Thousand layers of tower entire grass crush , the sour water logging carries , centrifugal fliteration , concentration, neutralize , the organic solvent extracts , oppose an extraction , still organic menstruum of alkali liquor extracts , concentrates , extracts except steps such as miscellaneous , fading and highly valuing crystal from the thousand layers of a tower middle draw, pure fossil China fir alkali A.

本实验采用：千层塔全草粉碎、酸水浸提、离心过滤、浓缩、中和、有机溶剂萃取、碱液反萃取、再有机溶剂萃取、浓缩、萃取除杂、脱色和重结晶等步骤从千层塔中提取、纯化石杉碱甲。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。