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1·Intensive cultivation exposes the earth to the damaging forces of nature.

密集耕作使土地遭受到大自然破坏性的力量。

2·That's because the quest for a unified theory that would account for all the forces of nature has pushed current mathematics to its limits.

这是因为，对能解释所有自然力量的统一理论的追求已经把目前的数学推到了极限。

3·Hills and mountains are often regarded as the epitome of permanence, successfully resisting the destructive forces of nature, but in fact they tend to be relatively short-lived in geological terms.

丘陵和山脉通常被认为是永恒的象征，成功抵御着自然的破坏力量，但其实它们从地质学角度讲往往是相对短暂的。

4·It shows that humans may be stronger than the forces of nature in some situations.

它表明在某些情况下，人类可能比大自然的力量更强大。

5·The forces of nature are not evil.

自然界的力量并不是邪恶的。

6·They have come to know the forces of nature.

他们终于知道了大自然的力量。

7·CHAPTER I. VELOCITIES OF THE FORCES OF NATURE.

第1章自然力的速度。

8·But, then, forces of nature destroyed the grass.

但是不久以后，一些自然力破坏了草原。

9·These inventions overcame the basic forces of nature.

这些发明克服了自然界中基本的力量。

10·And when thunder strikes the entire forces of nature listen.

惊雷响起的时候，整个自然界都要倾听。