1. But can the colossal cities of the future really function without overloading all their services to the point of collapse and destroying the environment through pollution of air and water?
    但未来的巨城真的能够正常活动，而不会使城市的一切公共设施因超负荷而崩溃、不会由于空气和水的污染而使环境受到破坏吗？

2. But as a woman's power is still strongly perceived to be tied up with the ability to bear children, ageing demonstrates to the world her decline, her uselessness for her primary function.
    但由于女性的本领仍在很大程度上被看作与生育能力密切相关，年龄增长向世人显示的是她的衰老，就她的首要作用而言她已无用了。

3. While clothing serves a purely practical function, how you dress also communicates many things about your social status, state of mind and even your aspirations and dreams.
    尽管衣服纯粹服务于一种实用目的，但你的着装方式也会传递很多东西，如你的社会地位、思想状况，甚至你的渴望和梦想。

4. The function of bones is largely to give rigidity.
    骨的功能主要在于使身体坚固。

5. The heart performs a vital bodily function.
    心脏起著维持生命的重要作用.

6. And because there is so much of it the function would seem to be important.
    睡眠占去那么多时间，所以其作用似乎还是很重要。

7. And function best when more or less continuously active.
    有张有弛地连续活动时，其功能最佳。

8. Some scientists speculate the reduction in mental function often attributed to getting old may really be a penalty of neglecting to stay physically active, in addition to related factors such as medicines and poor diet.
    一些科学家推测，除了药物作用和饮食不当等相关因素外，常常归咎于衰老的大脑功能下降实际可能是对不注意保持体育运动的一种惩罚。

9. Careful care of the body chemistry, she says, not only improves looks but also enhances energy processes and even expands awareness and mental function.
    她说，小心维护好人体的化学平衡不仅能改进外貌，而且也能增加活力，甚至能扩大意识和思维能力。

10. Once on the edge of the educational system, such schools, or jukus, are now so common in Japan that, especially for those people at the top level of society, they have begun to function as a kind of shadow educational system, replacing regular school
    这些专门对付考试的课外学校（日语中称为juku），曾是教育体制的次要成分，如今却在日本非常普及，尤其对上层社会的人群而言，它们已经开始成了一种影子教育体制，在家长和学生、乃至两三岁的孩童心目中，它们的重要性已经取代了正规学校。