叠层石 [地质] stromatolite ; stromatolites ; stromatolith stromatolite ; stromatolith
藻叠层石 algal stromatolite ; tolite
不规则叠层石属 Irregularia
钙藻叠层石 carbonate algal stromatolite
锥叠层石属 Conophyton
叠层石灰岩 laminated limestone ; Stromatolitic limestone
古隐藻叠层石属 Archaeozoon
叠层石类 stromatoid
双形叠层石 dimorphostroma
柯帕叠层石属 Copperia
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。
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.
科学家们相信，数十亿年前，Pibara岩群含有细菌形成的独特特征—即如今看到和研究的“叠层石”的特征。
And all those billions of years ago, scientists believe that microbes formed some distinctive features in the Pilbara rocks - features called "stromatolites" that can be seen and studied today.
建筑临街立面是罗马式砌砖、粉刷和卡拉拉大花白大理石组成的叠层，参考了邻近古典房屋的比例。
The street façade - in overlayed planes of loadbearing Roman-format brick, render and Carrara Arabescato marble – refers to its classic neighbours' proportions.
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