只用一本书提高英语听力能力!重温经典名著双语阅读小编推荐:跟着纪录片学英语不背单词和语法,轻松学英语
返回列表 回复 发帖

[探索发现] 【整理】2010-02-24 地球的起源 EarthMade—11

提高英语听力能力 找对方法很重要!
This is essentially the foundation of a hut. it is unimaginable to see an actual house structure right there next to what is now nothing.
H’s discovery is striking evidence of human habitation.
They are, a house structure consists of this, circle foundation with upright standing blocks which are taking from the local bedrock, it would have made a year, semi-circle structure with probably skins and branches and people would have used it as shelter.
H believes these huts could have a small community of around 15 people, now he needs to know exactly when they left there.
Ostrich eggshell beads
These little ostrich egg beads are clearly human handiwork
They used the eggshells to make ornamental beads, cut into a circle so that a string can pass through, so they stringed these into bracelets or necklaces.
The eggshells the beads were made from are also here, and provide the next clue
The eggshells suggest, of course that there were ostriches, that’s quite remarkable for this environment to have animals like that.
This was no nomadic tribe but a settled farming community rearing animals for food. H carbon dated the ostrich eggshell beads, the result just 7,000 years ago the deadliest desert on earth was home both human and animal lives, it’s dramatic evidence of the last burst of green in the desert, a deep in the desert floor provides a clear sign that the rain from the monsoon fell here.
What do we have here is the evidence of a deep lake with mud deposited.
This mud indicates a body of water that could support a settlement of people.
When the lake is deep as we can see from these layers here, then to be a lot of vegetation, a lot of animals, and people would have a very good time.
As sites all across the Sahara, scientists have excavated similar evidence of life, the remains of elephants, and gazelles, hippos and crocodiles, remarkable cave paintings even show people swimming. Elsewhere human bones have been found carefully buried in what were lakeside graveyards, analysis of these bones reveals they date from between 10,000 and 6,000 years ago
返回列表