1. And if a single curved glass would distort nature, how much more would a pair of them?
    何况一片曲面镜就可歪曲自然，那么伽利略的两片曲面镜对自然的歪曲又该多大呢？

2. Advertisers have made a close study of human nature and have classified all our little weaknesses.
    已经仔细地研究了人的本性，并把人的弱点进行了分类。

3. After you deal with your hostile feelings, recognition of the temporary nature of culture shock begins.
    在你对付过了自己的敌对情绪后，你就会开始认识到文化冲击的短暂性。

4. Another sign of a person’s nature is said to be found in his choices in architecture and furniture.
    表现人本性的另一种标记据说存在于其对房屋建筑风格和家具式样的选择之中。

5. Yet the soft and wet ground of a marsh serves an important purpose in nature.
    然而沼泽地潮湿、松软的土地在大自然里起着重要作用。

6. She always decried the fickleness of human nature.
    她一直在指责人性的变化无常.

7. She has a possessive nature.
    她有一种爱占有的天性。

8. Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
    某些大公司进行的研究属于一般和基础的研究，因此不保密对他们才有利。

9. Sometimes the secrecy goes to such an extent that the whole nature of the research cannot be mentioned.
    有时，保密竟达到了这样的程度，即连研究工作的整个性质都不准提及。

10. Speculations about its nature have been going on for literally thousands of years,
    人们对睡眠作用的种种猜测，确实有数千年之久。