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单词 Sinian
释义

Sinian

英语例句库

The allochthon consists of the Presinian,Sinian and Cambrian system.The autochthon comprises the Devonian and Carboniferous system.

推覆构造的外来系统为前震旦系、震旦系和寒武系,原地系统为泥盆系和石炭系。

英语百科

Ediacaran

The 'golden spike' (bronze disk in the lower section of the image) or 'type section' of the Global Boundary Stratotype Section and Point (GSSP) for the base of Ediacaran period.
The 'golden spike' marking the GSSP
Elatina Fm diamictite below Ediacaran GSSP site in the Flinders Ranges NP, South Australia. A$1 coin for scale.

The Ediacaran Period (pronunciation: /diˈækərən/), named after the Ediacara Hills of South Australia, is the last geological period of the Neoproterozoic Era and of the Proterozoic Eon, immediately preceding the Cambrian Period, the first period of the Paleozoic Era and of the Phanerozoic Eon.

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更新时间:2025/6/18 12:10:39