[by:可可英语～www.utensil-race.com]
[00:00.01]13. Science and Human Life 
科学和人类生活
[00:17.04]With the development of science, human life has changed tremendously. 
随着科学的发展，人类的生活发生了巨大的变化。
[00:22.06]People living in the 18th or 19th centuries would never imagine the advanced household appliances we are now able to enjoy. 
18世纪和19世纪的人无法想像我们现在所享用的家用器具。
[00:32.05]Every aspect of our lives, for instance, in the field of medicine or agriculture, has witnessed the great improvement through the application of science.
我们生活的各个方面，比如医药、农业，都经历了科学所带来的改善。
[00:44.46]However, many people complain that science has also brought disasters to human life. 
然而，也有人抱怨科学带给人类许多灾难。
[00:52.27]Some evil scientists have used their knowledge to do some illegal things. 
有些邪恶的科学家利用他们的知识做一些非法之事。
[00:58.34]They may use science for the creation of weapons to destroy thousands of lives in wars; 
他们用科学知识制造武器在战争中摧毁成千上百的生命；
[01:06.29]they might also use their knowledge to produce drugs to make a lot of money for themselves.
他们用其知识制造毒品赚取钱财。
[01:12.02]Generally speaking, science has provided us with many valuable things. 
总的说来，科学为我们带来许多有价值的东西。
[01:19.41]But if used wrongly, it can also lead to harm. We should try to keep science under our control and put it to the best use for mankind.
但是一旦被错误地使用，它也能导致伤害。我们应该使之置于我们控制之下，使其为人类发挥出最大作用。