1. Einstein's father was an electrical engineer who fascinated his son with practical displays of physics.
    爱因斯坦的父亲是个电气工程师，他表现出的物理知识使儿子很着迷。

2. Being a foreigner , Carl did not catch on to the joke.
    卡尔是个外国人，不能了解这笑话的含意。

3. But, if this world is not merely a bad joke, life a vulgar flare amid the cool radiance of the stars,
    如果这个世界不只是一个拙劣的恶作剧，如果人生不只是群星寒光中平凡的一闪，

4. But having satisfied the requirements of practical necessity, most people go no further.
    但是。大部分人在满足了实际需要后，就不再继续发展这种能力了。

5. But John hated lecturing; he found practical work exciting.
    但约翰讨厌讲课，他喜欢做一些实际的工作，

6. Britain won't improve its system until after the year 2000, spurring Mitterrand to joke that passengers will have " plenty of time for sightseeing ".
    不到2000年，英国不会改善它的铁路系统，这使密特朗不由地开起了玩笑，说乘客会有 "足够的时间一饱眼福"。

7. It cannot judge distances, depths. Later, for its personal safety and practical needs, it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
    不会判断距离和深度。慢慢地，由于自身安全和实际需要，儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。

8. Whether we find a joke funny or not largely depends on where we have been brought up.
    我们觉得一则笑话是否好笑，很大程度取决于我们是在哪儿长大的。

9. 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。

10. The building is aesthetic,but not very practical.
    这座建筑物相当美观,但不很实用.