查询词典 fossil ivory

There is an increasing awareness around the world of the frailty of our planet and of the need to manage better those resources which we have hitherto so profligately taken for granted: fresh water, clean air, our use of fossil fuels.

全世界的人们越来越强烈地意识到我们所居住的星球是多么脆弱，也意识到有必要开始善用我们从前滥用的资源——洁净的水、清洁的空气以及石油。

Propane is a byproduct of fossil fuel production, and its makers say it gives off less pollution.

丙烷是一种矿物燃料生产的副产品，它的制造商表示，这给关闭，减少污染。

As only one kind of fossil in Proterozoic,stromatolite is an important material in the paleo-geography changing study.

元古代叠层石是研究古地理变化的重要材料。

The emergence of early pteridophyte was traced back more than 400 million years ago, but many taxa lacked fossil records.

化石记录表明蕨类植物最早出现于大约4亿多年前，但大部分现代真蕨类缺少足够的化石证据。

For example, a recently discovered fossil of the pterosaur, related to the pterodactyl, has influenced archeologists to declare a new genus within the species.

例如，最近发现的翼龙化石，有关pterodactyl ，影响了考古学家宣布新属的物种。

"Pterosaur Huanjiang" Maybe this is, in a coincidence of time and, occasionally, the location of the incident due to an accidental intact down in hundreds of millions of years after the time of an accidental and fortuitous location, in a number of accidental behavior, so that a distant world the way through the fossil show in front of people.

"环江翼龙"也许就是这样的，在一个偶然的时间、偶然的地点，因一次偶然的事件完整地保存了下来，又在亿万年之后的一个偶然的时间、偶然的地点，在几个偶然的行为中，让一个遥远的世界通过化石的方式展现在人们的面前。

As it is a pterosaur fossil found in Huanjiang, it is known as "Huanjiang pterosaur."

因这具翼龙化石发现于环江，故取名为"环江翼龙"。

May 18, Dong,yang xi rong , Zhong Xiao-chun, and the cultural workers in Qingyang Prefecture, together, began to organize pterosaur fossil excavation.

5月18日，董枝明、杨希荣、钟小春，与庆阳地区的文物工作者一道，开始对翼龙化石进行发掘整理。

How to measure exactly the coal mass of pulverizer in fossil power plant? It is one of primary causes that the efficiency of milling control is low and the automation is difficult to running. In this paper a method of solving uncertainty problem-evidential theory was studied principally from the view of the multiple sensor information fusion.

火电厂中钢球磨煤机筒内存煤量的测量问题一直是制粉控制效率低和自动控制难以投入运行的主要原因之一，本文从多传感器信息融合的角度出发，重点研究了一种解决不确定性问题的有力方法——证据理论方法。

A pustulant vegetable. A retarded fossil . The black hole into which the universe continually implodes. Not even amoeba can survive on a keyboard you've touched. Your saliva is 100 times mor deadly than SARS. If you look up it opens a hole in the ozone layer . You are polluting the entire solar system.

生命力腐烂的半植物，每天退化三次的活恐龙，宇宙反复毁灭的原材料；你摸过的键盘上，连阿米巴原虫都活不下去；你喷出来的口水比SARS还要致命百倍；只要你抬头臭氧层就会破个洞，连丢进太阳系都嫌你不够环保。

But this model is now in danger of outliving its usefulness.

但这种发展模式正面临丧失效力的风险。

To be brighter in the images and are now visually distinguishable.

to是明亮在图象并且现在是视觉上可区分的。