在那之后,少数人离开非洲,移居到世界其他地方。
After that, a few small populations left Africa to populate the rest of the world.
市场不再是全国性或区域性的市场,而是扩展到世界的各个角落。
The market place is no longer national or regional, but extends to all corners of the world.
遗憾的是,即使你一生都在旅行,也不可能探索到世界的每一个角落。
It's a pity that it is impossible to explore every corner of the world even if you travel the whole life.
They're actively engaged in the material, actually seeing the phenomena, by making measurements of real world experiments.
学生们能自主地参与到物质中,看见真切的现象,通过对真实世界实验,做出测量。
You bring iron ore from one part of the planet, carbon, limestone, you put it into this reactor and you ship this all over the world.
你得到钢铁从地球的一个地方,还有碳,石灰岩,将它们放入这个反应器,你将它运送到世界各地。
He claimed that children at this age literally can't understand that others can see the world differently from them.
他认为这个年龄的儿童完全没有意识到,别人眼中的世界,可以与自己看到的世界有所不同
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