史前的

The second part briefly introduces the Chinese prehistorically buried tortoise phenomena, and outlines the prosperity and decline of the vicissitude of the tortoiseshell auspice in ancient China.

本文在前人研究的基础之上，对中国史前出土的龟甲器资料进行了较系统的整理、分析，进而对史前的用龟现象和中华文明起源与发展的关系提出了一些初步的看法。

There is no way of being sure about this prehistory.

我们无法确定史前的事情。

The prehistory of human being includes two main stages: the Palaeolithic Era and the Neolithic Era.

人类史前的历史，主要是包括旧石器时代和新石器时代两大阶段。

People in prehistoric times created paints by grinding materials such as plants and clay into p ower and then adding water.

史前的人们制造颜料是将植物和泥土等原料磨成粉末，然后加水。

People in prehistoric times created paints by grinding materials such as plants and clays into power and then adding water.

史前的人们制造颜料是将植物和泥土等原料磨成粉末，然后加水。

Lants and clay into power and then adding water.

史前的人们制造颜料是将植物和泥土等原料磨成粉末，然后加水。

People in prehistoric times created paints by grinding materials such as p lants and clay into power and then adding water.

史前的人们制造颜料是将植物和泥土等原料磨成粉末，然后加水。

People in prehistoric times created paints by grinding mate rials such as plants and clay into power and then adding wate r.

史前的人们制造颜料是将植物和泥土等原料磨成粉末，然后加水。

But even in the sedimentary rocks only a tiny fraction of prehistoric plants and animals have left any record of their existence.

但即使是在沉积岩石中，史前的植物和动物也只是留下了它们很少一部分遗迹。

People in prehistoric times created paints by grinding materials such as plants and clay into power and hen adding water.

史前的人们制造颜料是将植物和泥土等原料磨成粉末，然后加水。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。