1. Even these hard parts may crumble to dust.
    甚至这些坚硬的部分也会破碎成粉末。

2. Even among rural people in less-developed countries, she said, the need for currency is becoming more urgent.
    " 她还说，甚至在一些欠发达国家的农村人口当中，对钱的需求也变得越来越迫切了。

3. But scientists are working hard to turn them into realities.
    但是, 科学家们正在努力工作, 以便把想法变成现实.

4. But Hunter worked so hard that he overstrained his heart.
    但是，亨特工作十分刻苦以致心脏过于劳累。

5. But she had had a hard life and it had knocked the youth and good looks out of her.
    但是她曾经过着很艰辛的生活，这种生活使她失去了青春和美貌。

6. We sought long and hard but found no answer.
    我们费力多时也未找到答案.

7. We tugged so hard that the rope broke.
    我们一用力把绳子给拉断了.

8. It pleasant to escape to a time when life,though hard, was relatively simple.
    逃到一个即使艰苦但比较简朴的时代中去是件愉快的事，

9. Whether the remarkable growth of organized camping means the eventual death of the more independent kind is hard to say.
    有组织的露营活动的明显发展是否意味着较独立的自我封闭式露营的最终消失，还很难说。

10. We have just moved into a new house and I have been working hard all morning.
    我们刚刚搬进一所新房子，我辛辛苦苦地干了整整一个上午。

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