每日口說挑戰 全球人口大爆炸....然後呢？ (Overpopulation - The Human Explosion Explained)

今日挑戰句子

But it turns out high birth rates and the population explosion are not permanent features of some cultures or countries, But rather a part of a four-step process the whole world is going through, The demographic transition. Most developed countries have already made the transition, while other countries are doing it right now.

結果發現：高出生率及人口大爆炸對於某些文化或國家來說並不使永久的現象，而僅只是整個世界目前四個階段中的一個：人口構造改變。大部分的已開發國家都已經歷過，而其他則是現在正經歷的。