| 释义 |
stromatolites 英st'rəʊmətəʊlaɪts美st'rəʊmətəʊlaɪts COCA¹³³²⁶³BNC⁷⁵⁹⁹¹⁺¹²
基本例句
叠层石¹⁰⁰原型stromatolite的复数 The earliest evidence for life on Earth comes from fossilized mats of cyanobacteria called stromatolites in Australia that are about3.4 billion years old.
地球最早的生命证据来自于澳大利亚被称为“叠层岩石”的蓝藻菌群化石，距今大约有34亿年。 yeeyan
The stromatolites in the Giant's Causeway are in a tiny brackish pool, exposed to the violence of waves and easy prey to the animals that are already living amongst them.
巨人岬的叠层石群位于一处面积不大的咸水滩中，暴露于惊涛骇浪和已“搬迁入住”的天敌虎口之中。 treasure.1x1y.com.cn
Compared with the modern stromatolites, the Neogene stromatolites in the Qaidam Basin was further elucidated in sedimentation and features.
与现代叠层石的对比进一步明确了新生代柴达木盆地湖相叠层石的沉积特点和属性特征。 cnki
Cyanobacteria and other microorganisms build stromatolites in shallow water as they grow, gradually trapping and binding sediments into the small rock-like towers and mounds.
当浅水区的蓝细菌和其它微生物生长的时候，一些沉积物沉积在上面，它们结合在一起形成岩石一样的小石塔和石丘，最后逐渐形成层状叠层石。 yeeyan
Formation of these stromatolites in fluctuated lacustrine settings is attributed to higher temperature, hot and dry climate, availability of a hard substrate and reduced competition from algae.
较高的温度、炎热和干燥的气候条件、坚硬的基底以及较少的藻类干扰作用是叠层石生成的主要因素。 geojournals
Fossil stromatolites are regarded by some people as evidence of the same thing having gone on billions of years ago.
而层叠岩石的化石被一些人认为是几十亿年前发生着同样过程的证据。 ecocn
Others, though, question whether fossil stromatolites really are the result of bacterial action, and wonder whether they might be chemical precipitates instead.
尽管另一些人，质疑层叠岩石化石是否是细菌活动的结果，但他们也想知道那些化石是否只是化学沉淀物。 ecocn
Rain water is leaching through the ground and the shells, dissolving out calcium carbonate and carrying to the stromatolites.
雨水渗过地面和贝壳，溶解碳酸钙并把其带到叠层石上。 treasure.1x1y.com.cn
Scientists from the School of Environmental Sciences at the nearby University of Ulster were looking for very different geological formations when Professor Andrew Cooper spotted the stromatolites.
当安德鲁。库珀教授发现叠层石时，阿尔斯特大学附近的环境科学学院的科学家正在找出该处地质构造的巨大差别所在。 treasure.1x1y.com.cn
Some stromatolites date back nearly 4000 million years, making them the oldest known fossils.
少数叠层岩可追溯至40亿年前，因此成为最古老的化石。 plb.snnu.edu.cn
The blue-green algae that form the stromatolites helped create our present atmosphere by breaking down carbon dioxide and excreting oxygen.
形成叠层石的蓝绿色藻类通过分解二氧化碳和排出氧气，从而有助于创造出我们目前的大气层。 treasure.1x1y.com.cn
The oxygen exhaled by those stromatolites is what we all breathe today.
叠层石所散发出的氧气正是我们今天所呼吸的。 video.2u4u.com.cn
This paper analyses the growing process of columnar stromatolites.
本文就柱状叠层石的生长过程作一简要的分析。 cnki
Stromatolites are formed by blue- green algae that excrete carbonate to form a dome-like structure.
蓝绿藻排泄出碳酸盐，形成圆顶状结构，从而生成叠层石。 treasure.1x1y.com.cn
Stromatolites are the heroes in my story.
叠层石是我故事里的英雄。 com
Stromatolites were the first to exhale oxygen.
叠层石是最先释放氧气的。 com |