half the worlds people live in asia but most of them are concentrated in the coastal regions and on the islands the same type of populace concentration is true of other continents although they are often for less populated there are still vast regions of the world where very few people live
世界上有一半的人生活在亚洲，但大多数人都集中在沿海地区和岛屿上，其他大陆也有同样的人口集中，尽管它们的人口往往较少，但世界上仍有大片地区人口稀少
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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