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pre-cambrian

pre-cambrian GEOL
pre-cambrian GEOL

Esempi monolingue (non verificati dalla Redazione di PONS)

inglese
The seas may have simply been too acidic for calcium carbonate to be useful as integument in Pre-Cambrian organisms.
phys.org
In the 1970s there was already a debate about whether the emergence of the modern phyla was explosive or gradual but hidden by the shortage of Pre-Cambrian animal fossils.
en.wikipedia.org
It is anchored into Pre-Cambrian granitic rock on either side.
en.wikipedia.org
I would give anything to see prehistory -- unimaginable Pre-Cambrian time, when life was just a chaos of cells, pinballing around a primeval sea -- exposed in today's sunlight.
www.telegraph.co.uk

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