1 Einstein’s relativity theory is the only one which can explain such phenomena. All four (outer planets) probably have cores of metals, silicates, and water. 爱因斯坦的相对论是能解释这种现象的唯一理论。(直译) 这四颗外层行星的内核可能都由金属、硅酸盐和水构成。(意译) The designer must have access to stock lists of the materials he employs. Part adjustment and repair must be performed on regular basis if an acceptable printed product is to be the end product. 设计师必须备有所使用材料的储备表。(意译) 要使印刷品的质量达到要求,部件调试及修理就必须定期进行。(意译) 第4节 翻译练习2 The most important of the factors affecting plant growth is that it requires the supply of water. The doctor analyzed the blood sample for anemia. The apparent change in size of the sun is caused by dust in the air near the horizon. 植物生长的各因素中最重要的是水的供应。(合译) 太阳的大小看起来有变化,这是由于靠近地平线的空气中有尘粒而引起的。(分译) 医生对血样作了分析,看是不是贫血症。(分译) These fragments of rock and iron range from thousand kilometers in diameter to less than one. Manufacturing processes may be classified as unit production with small quantities being made and mass production with large numbers of identical parts being produced. 这些石块和铁块的碎片大小不等,大的直径有1000公里,小的不到1公里。(分译) 制造过程可以分为单件生产和大量生产。前者指的是生产少量的零件,后者则是指生产大量相同的零件。(分译) 第4节 翻译练习3 Cartography is the science of making maps. Many elements in nature are found to be mixtures of different isotopes. 制图学是研究绘制地图的科学。(增译) 人们发现,自然界里许多元素,都是各种不同的同位素的混合物。(增译) The two units used most frequently in electricity are ampere and volt: this is the unit of voltage and that of current. That like charges repel but opposite charges attract is one of the fundamental laws of electricity. 电学上最常用的两个单位是安培和伏特:后者是电压的单位,前者是电流的单位。(增译) 同性电荷相斥,异性电荷相吸是电学的一个基本规律。(省译) 第4节 翻译练习4 Almost any insulated body processes to some extent the ability to retain for a time an electric charge. The angular contact bearing provides a greater thrust capacity. The properties of the weld can be altered by varying the grain orientation. 几乎任何一种绝缘体都多少具有保留电荷一段时间的能力。 向心推力轴承有较大的轴向承载能力。 通过改变晶粒的方向可以改变焊缝的性能。 2.1 词义的选择 第1节 翻译练习1 The spindle rotates simultaneously round two axes at right angles to each other. The earth isn’t completely round; it is slightly flattened at the poles. In each round of operation the particle picks up energy from the oscillating electric field. 锭子同时绕两个互相垂直的轴旋转。(介词) 粒子每运转一周都从振荡电场获取新的能量。(名词) 地球并非完全是圆的,它的两极略扁平。(形容词) An electron is an extremely small corpuscle with negative charge which rounds about the nucleus of an atom. Her waist measures forty inches round. 电子是绕原子核转动且带有负电荷的极其微小的粒子。(动词) 她腰围40英寸。(副词) 第1节 翻译练习2 Rate of penetration was found to be proportional to the net pressure applied by the tool. Scientists are constantly striving to find fast and convenient way of obtaining quantitative data. To find the area of a square or oblong, you merely multiply its length by its width. Certain isotopes are not found in nature. 人们发现钻孔速度与工具所受的净压力成正比。 求一正方形或长方形的面积,你只需将其长度乘以宽度。 科学家们总是力求找到快速而简便的方法获得定量数据。 有些同位素在自然界中并不存在。 New fibers find expanding applications in engineering and industry. Kangaroos are found in Australia. This plant is found in the sea near the mouth of rivers. Microcomputers have found their application in the production of genius sensors. Plastics find wide application in our daily life. 大袋鼠产于澳大利亚。 这种植物生长在近河口的海中。 新发明的纤维在工程和工业领域得到越来越广泛的应用。 微型计算机已经应用于智能传感器的生产中。 塑料在我们的日常生活中得到广泛应用。 第2节 翻译练习1 The cause of rolling resistance is the deformation of mating surfaces of the rolling element and the raceway on which it rolls. Traditionally, NC programming has been performed offline with the machine commands being contained on a punched tape. The occurrence of large mats of floating algae may result in the death of many fish from lack of oxygen. 滚动阻力的起因在于滚动体的配合面和它滚动的滚道的变形。(技术性引申) 通常,数控机床的编程是脱机完成的,指令载于穿孔带上。(技术性引申) 大片大片漂浮的藻类的出现导致很多鱼因缺氧而死亡。(修辞引申) The splitting of the uranium or plutonium nucleus is accompanied by the release of very considerable amount of energy. The major contributors in component technology have been in the semiconductor. The distance between the two plates is small compared with their linear dimensions. Just as different solids and liquids vary in density, so do gases and vapors. 元件技术中起主要作用的是半导体元件。(具体化引申) 两板之间的距离相对于其宽度和长度而言比较小。(具体化引申) 随着铀核和钚核的裂变,会有极其巨大的能量释放处理。(修辞性引申) 正像不同的固体和液体的密度不同一样,不同的气体和蒸汽的密度也不同。(具体化引申) The Curies believed that there was something in nature that gave out radiation. Obviously, there is much room for the improvement in the structure. At present coal is the most common food of a steam plant. The facts have been set down in black and white. 显然,其结构还有较大的改进余地。(抽象化引申) 目前,煤是火电厂最常用的能源。(抽象化引申) 居里夫妇坚信,自然界中有一种物质能放出辐射能。(具体化引申) 这些事实已经清清楚楚地记录下来了。(抽象化引申) 2.3 词类的转换 第3节 翻译练习1 Each time a sample was drawn for color determination. What is certain is that the oil spill has delivered a devastating blow to the ecology of the Persian Gulf. We should get familiar with different systems of units. 每次取一个标本测定颜色。 可以肯定,这场石油泄漏事件对波斯湾的生态是个惨重的打击。 我们应该熟悉各种(计量)单位制。 These decision-making processes are applicable to the entire field of engineering design--- not just to mechanical engineering design. Hydrogen instead of air is frequently used for cooling large turbogenerators. When the war was over, it was discovered that the Germans were nowhere near success in developing nuclear weapons. 常以氢气代替空气来冷却大型汽轮发电机。 第二次世界大战结束后,人们发现德国人在研制核武器方面离成功还很远。 这些判定过程可以应用于工程设计的整个领域,而不仅仅限于机械工程设计。 Various precautions have been taken against leakage. Once inside the oven, panels are subjected to a temperature of 365°F. Value is defined as a numerical ratio, the ratio of the function, or performance, to the cost. This new model should appeal to potential buyers. 一旦进入烘干炉,板材就处于365华氏度的温度条件下。 价值的定义是功能或性能与成本的数值比。 已采取了各种措施防止渗漏。 这种新式样对潜在的买主肯定有吸引力。 Galileo’s experiments are not difficult, nor is there any evidence that he performed them with exceptional skill. Sometimes a scientist observes an object and its features, for example a star or a bird; sometimes he observes an event, which is something that happens at a particular time. Earthquakes are generally more destructive of life than volcanic eruptions. 有时科学家观察一物体及其特征,例如一颗星或一只鸟;有时科学家观察某一事件,即在一特定时间所发生的事。 地震对于生命的破坏通常大于火山爆发。 伽利略的实验并不难,也没有证据表明他是以非凡的技能来做实验的。 Heat should be applied slowly to avoid localized overheating. How rapidly a fuel burns depends on how thoroughly it is mixed with oxygen or air. This is why a coil is often referred to as an inductor. 一种燃料燃烧的速度有多快,取决于它与氧气或空气混合的均匀程度。 这就是线圈常被叫做电感器的原因。 应当慢慢加热,以避免发生局部过热现象。 第3节 翻译练习2 Practically all of the useful properties of materials are strongly dependent on their internal structure. The metal casts well. A wire for conducting electric current is covered with plastic; the plastic is insulation round the wire. 几乎材料的一切有用特性都与其内部的结构有密切的关系。 这种金属有良好的铸造性能。 传导电流的导线包有塑料,该塑料便是导线周围的绝缘材料。 There are many ways of determining the distribution of the magnetism about a magnet. Good lubrication keeps the bearings from being damaged. Safety in a power plant is of great importance. Most modern transmitters employ solid state circuits. 安全在电厂是非常重要的。 现代发报机大多采用固体电路。 有许多方法来确定磁场周围的磁力分布状况。 润滑良好可保护轴承不受损伤。 E-Chemmerce now offers two main levels of online business intelligence on chemical, plastic and energy e-commerce. These images tend to exaggerate the robot’s similarity to human anatomy and behavior. Aluminum remained an expensive rarity till the discovery of the electrolytic process for reducing aluminum in 1886. 这些概念常常夸大了机器人与人类在形体和行为方面的相似之处。 《电子化工商务》目前主要提供两个层次的有关化学、塑料和能源电子商务的在线商务信息服务。 直到1886年人们发现电解法还原铝之前,铝一直是一种昂贵的珍品。 Since some materials are not damaged easily as others, the possibility exists of developing radiation-resistant parts. 由于有些材料不像另一些那样容易被损坏,所以有可能研制出防辐射的零件。 2.4 词的增译 第4节 翻译练习2 第4节 翻译练习1 This action externally appears like the discharge of a capacitor. Once out of the earth’s gravity, an astronaut is affected by still another problem--- weightlessness. By minimizing the microscopic imperfections scientists are making far stronger ceramics. 这一作用从外表上看来像电容器的放电现象。 一旦离开了地球的引力范围,宇航员又遇到了另一个问题——失重。 科学家们正通过最大限度地减小微观缺陷来制造强度高得多的陶瓷。 Atomic cells are small and very light, as compared to ordinary dry ones. Transistors can make previously large equipment much smaller. Astronomers have evidence of a few other stars too, which might have black holes as companions. 天文学家有证据表明,还有其他一些恒星也可能有黑洞作为伴星。 和普通电池相比,原子电池体积小、重量轻。 晶体管能使原先体积大的设备变得小得多。 The key to the new materials is researchers’ increasing ability to manipulate substances at the molecular level. The largest and most expensive products cannot, because of their size, be testable in the factory. Cold rolling enables the operators to produce rolls of accuracy and uniformity, and with a better surface finish. 最大最贵的产品,因为体积大,在该工厂里是不能检验的。 开发新材料的关键在于研究人员不断提高在分子一级上处理物质的能力。 冷轧可使操作工生产出精确度高、均匀度好的轧制件,并具有更好的表面光洁度。 All these factors play a key role in formulation of the model. PCs are not the most stable, and with video editing you have to be extra careful. This method makes it easy to identify the various components. 在拟订模型时,所有这些因素都将起到关键性的作用。 这个方法使人们很容易识别各种不同的构成成分。