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1·I never believed the population theory of Malthus.

我从来不相信马尔萨斯的人口理论。

2·The conflicts of scarcity are not the same as the cataclysms of Malthus.

稀缺性冲突不同于马尔萨斯灾难。

3·In 1798 Thomas Malthus wrote An Essay on the Principle of Population.

在1798年，托马斯·马尔萨斯写了一篇名为《人口原理》的书。

4·Darwin read Malthus in 1838 and immediately realized how it applied to his own work.

达尔文1838年阅读了马尔萨斯的作品，立刻就意识到将其应用于自己的研究中。

5·So Malthus looks beatable even when he sits astride the apocalyptic horse of climate change.

因此即使马尔萨斯骑在预示气候变化大灾难的高头大马上时，看起来他也被击败了。

6·Malthus believed that population increase would outpace increases in the means of subsistence.

马尔萨斯认为人口的增长快过生活资料的增长。

7·Malthus gave the clue: man had to struggle for his food supply and to cope with his environment.

马尔萨斯提供了线索：人类得为食物供应而斗争，得解决生存的环境问题。

8·Explain in detail T. R. Malthus' theory of population and the various checks to population growth.

详细说明马尔萨斯的人口理论和控制人口增长的各种措施。

9·Malthus observed that population was held in check because not every individual would survive to reproduce.

马尔萨斯观察到人口数量总是保持在可控制的范围，因为并非每个个体都有机会繁衍后代的。

10·This paper analyzes the four methods within Malthus' population theory and summarizes their characteristics.

本文具体分析了马尔萨斯在人口原理中运用的四种方法，并对其特征进行了概括。