翻译练习

　　1.When light falls on certain things it bounces back. So the light is said to be reflected.

　　2.The preservation of biodiversity can only be accomplished as part of an overall strategy to promote global stability.

　　3.Applied science is directly concerned with the application of the working laws of pure science to the practical affairs of life.

　　4.We are confronting an episode of species extinction greater than anything the world has experienced for the past 65 million years.

　　5.Our children may be able to choose their kids' traits: to select their gender and eye color, perhaps to tinker with their IQs, personalities and athletic abilities.

　　6.This notion rests on a dangerous lack of understanding of what goes on in an agricultural ecosystem and is one reason why biotechnology makes many people nervous.

　　7.Some single gene disorders are quite common and in total, diseases that can be traced to single gene defects account for about 5% of all admissions to children's hospitals.

　　8.Over time, scientists will piece together the genetic, physiological or ecological roots of such problems, a necessary step in building confidence in the regulatory process.

　　9.Concern has been voiced that biotechnology might increase the risk of biological warfare, and some have speculated that biologists today are stepping into the shoes of the nuclear physicists of 60 years ago.

　　10.As an example of the sensitivity of the measurement devices, the static magnetic fields produced by particles of metal in the body resulting from eating canned food were readily detected.

　　参考答案

　　1.光照到某些物体上时就会弹回来，这就是人们说的光受到反射。

　　2.要保持生态多样性，就必须把它纳入促进全球稳定的总体战略。

　　3.应用科学直接研究将理论科学中的现行定律用于生活实践。

　　·271·4.我们正面对着地球在过去的6500万年中从未经历过的物种大灭绝期。

　　5.我们的下一代也许能够为他们孩子的选择各种特征，包括他们的性别和眼睛的颜色，甚至还可能提高他们的智商，弥补他们的个性缺陷、增强他们的体育竞技能力。

　　6.这一观念源自一种危险的无知，即缺乏对农业生态系统原理的了解，这也是为什么生物技术会令很多人感到不安的原因。

　　7.某些单个基因失调的现象颇为常见，在所有住院的儿童中，由于单个基因缺陷而导致疾病的占到了约5%。

　　8.假以时日，科学家们.将把造成这些问题的遗传学、物理学或生态学根源融汇起来考虑，因为这是管理过程中增强信心的必要一步。

　　9.有人已经对生物科技可能增加生物战争的风险表示了担忧，有的人甚至认为今天的生物学家正在步60年前核物理学家的后尘。

　　10.关于磁场测量装置的灵敏度可由一例说明：食用罐头食品会使金属微粒滞留在体内，这种微粒所产生的静电磁场用测量装置就能轻易测出来。