1. But the chances are against it, and there is a virtual limit on how long we can hope to remain alive, however lucky and robust we are.
    但这种可能性很小。不管我们多么幸运，多么健壮，我们所希望的长寿实际上是有限度的。

2. But this hope is always in the realms of science fiction.
    但是，这种希望总是只在科幻小说中存在。

3. But the spider did not lose hope.
    但是蜘蛛并没有灰心，

4. By then, Miss Parry had crawled (爬行) to the back of the building, where doors to the apartment house held out hope for safety.
    此时帕里小姐已经爬到了大楼的后面，那儿的门提供了逃生的希望。

5. But there is still hope.
    然而希望还是有的。

6. By denying our ageing, we hope to escape the penalties placed upon growing old.
    我们想用否认衰老来逃避年老所要受的苦难。

7. We have only a diaphanous hope of success.
    我们只有隐约的成功希望。

8. Where there is life, there is hope.
    有生命必有希望。

9. Where there is life, there is hope.
    生命不息，希望常在。

10. Without something of this kind, searching for intelligences on other planets would be like trying to meet a friend in London without a pre-arranged rendezvous and absurdly wandering the streets in the hope of a chance encounter.
    没有这手段，要想寻觅其他星球上的智力生命，就如同去伦敦见一位朋友，事先未约定地点，而荒唐地在街上游逛，以期待碰巧遇上一样。

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