大学英语自学教程 上册 un10

[00:00.00]Unit 10 Text A
[00:04.49]Scientific Attitudes
[00:06.97]科学的态度
[00:09.46]Science had its beginning when man started asking questionsabout his environment.
[00:14.18]科学起源于人类开始对自身环境产生疑问的时候.
[00:18.91]He wondered where the sun went at night and why the sky was blue.
[00:22.84]人想知道在夜晚太阳去了哪里以及为什么天空是蓝色的.
[00:26.78]He questioned why the wind blew and the leaves fell.
[00:30.55]至于风为什么吹;叶为什么落,人也感到好奇.
[00:34.32]He thought answers to these and other questions.
[00:37.26]于是人就为这些以及其它问题寻求答案.
[00:40.20]Not all his answers were correct,but at least he did want to know.
[00:44.17]他得到的答案并不都是正确的,但至少那时的人确实是想了解答案是什么.
[00:48.14] Curiosity and Imagination
[00:50.82]求知和想象
[00:53.50]Science began to develop rapidly
[00:56.32]科学开始迅速发展起来
[00:59.14]when man laid aside-his wrong beliefs and began to seek true explanations.
[01:03.87]当人舍弃错误的想法并开始寻求正确的解释的时候,
[01:08.60]Young children are curiously about how things work.
[01:11.84]孩子们对事物是如何运转的感到好奇.
[01:15.08]The child wants to take apart a watch to see what makes it work.
[01:18.71]有的小孩拆开手表,看看是什么使它走个不停.
[01:22.34]Benjamin Franklin wondered about lightning.
[01:25.62]本杰明.富兰克林对闪电很感兴趣.
[01:28.89]He combined his curiosity with imagination
[01:31.77]他把求知和想象结合起来,
[01:34.64]and carried out his well-known experiment to show that lightning and
[01:38.61]进行了一次著名的实验,
[01:42.58]an electric spark are the same thing.
[01:45.56]证明闪电和电火花是同一种事物.
[01:48.54]Curiosity and imagination are important qualities
[01:51.57]求知和想象是两种重要发素质,
[01:54.60]which helps stimulate the discovery of new facts and advance science.
[01:58.99]它们有助于激励新事实的发现有效期推动科学向前发展.
[02:03.38]Belief in Cause and Effect
[02:06.05]相信因果关系
[02:08.73]Scientifically minded people believe in a "cause-and-effect" relationship
[02:12.66]有科学头脑的人相信"因果"关系.
[02:16.59]They feel there is a perfectly natural explanation for everything.
[02:20.12]他们感到任何一种事物都有一个完全自然的解释.
[02:23.65]For example,
[02:25.42]例如,
[02:27.20]there is a good reason why some leaves turn redand others yellow in the fall.
[02:31.29]对于为什么有的树叶在秋天会变红,而另一些树叶则变黄这一现象应有合理的原因.
[02:35.38]Changes such as these, which are easily observed,are called phenomena.
[02:39.15]像树叶变色被子人们完全理解,甚至有一些现象在今天还完全无法解释.
[02:42.93]Some common phenomena,however, are not completely understood.
[02:46.71]像树叶变色这样容易观察到的变化被称为现象.
[02:50.50]Still others  cannot be explained at all at this time.
[02:54.03]然而,有些常见的现象还没有被人们完全了解,甚至有一些现象在今天还完全无法解释.
[02:57.55]In cases where the explanation is unknown
[03:00.38]在对一些现象的解释还不为人们所知的情况下,
[03:03.20]the scientific point of viewis that there is a reason if it can only be discovered.
[03:07.13]科学的观点是,其中必胡原因,只是尚未被发现罢了.
[03:11.06]Being Open-Minded
[03:12.98]心胸开阔
[03:14.90]Open,mindedness is also extremely important to a scientific attitude.
[03:19.33]开阔的心胸在科学态度中也是极其重要的品质.
[03:23.76]This mesns the ability to face the facts as they are
[03:26.88]这指的是有能力面对现存的事实
[03:30.00]regardless of what one has previously thought.
[03:32.78]而不管自己原来想法如何.
[03:35.56]It includes an ability to accept new
[03:37.93]这包括能够接受新的,
[03:40.29]and sometimes even disagreeable ideas
[03:43.23]有时甚至自己不赞同的观点.
[03:46.17]The worker in science must face facts whether they are pleasantor unpleasant.
[03:50.35]科学工作者必须尊重事实,不论这些事实是否令人愉快.
[03:54.53]He must expect many failures and be willing to try again.
[03:58.00]他必须预见到可能会有许多失败,但他大气愿再作尝试.
[04:01.48]Thomas Edison failed thousands of times
[04:04.72]托马斯.爱迪生在
[04:07.95]before he succeededin producing the first electric lamp.
[04:11.59]成功地制造出第一个电灯前就曾失败了上千次.