论文部分内容阅读
地球上一共有多少人?答案是:70亿。这个数字说多不多,因为还有70亿只老鼠、上百亿只蝗虫和我们做邻居。假如我们用魔法,把地球上所有的人集中到一起,脸贴脸、屁股挨屁股站在一块儿,一个面积比上海市还要小的海岛就能容下,而且不会有人被挤到海里去。全体注意,移民太空可70亿人说少也不少,预计到2050年,这70亿人会增加到100亿人。人类不可能像蚂蚁那样拥挤地住在一起。我们需要花园散步、遛狗,需要客厅和厨房,还有睡觉的卧室。这样一来,100亿人的地球就会非常拥挤。好在我们头顶上方,还有一块无限空间,那就是太空,可
The total number of people on earth? The answer is: 7 billion. This figure says not much, because there are 7 billion mice, tens of billions of locusts and we are neighbors. If we use magic to bring together all the people in the world, face to face, buttocks to stand ass together, an area smaller than the island of Shanghai will be able to tolerate, and no one will be squeezed into the sea go with. It is noticed that as many as 7 billion people in immigrant space say less, and it is estimated that by 2050 these 7 billion people will increase to 10 billion. Humans can not live together crowded like an ant. We need a walk in the garden, a dog walk, a living room and kitchen, and a sleeping bedroom. As a result, the earth of 10 billion people will be very crowded. Fortunately, above our heads, there is an infinite space, that is space, but