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1、Part Automobile Engine,Unit 7,Text,Engine Starting System,Battery Starting Switch Cables Starter Solenoid Starting Motor Armature Brushes Commutator End Frame Driving Housing Starter Drive Neutral Safety Switch Starter Relay,New Words and Phrases,solenoid sulinid n. 电螺线管，电磁线圈，螺线管线圈，电磁阀、电控气流阀（开关） alt
2、ernator :ltneit n.交流发电机 reservoir rezvw: n.水库，蓄水池；（人才等的）储藏，汇集，蓄水库；储水池（或槽）；储存器 crank krk n.曲柄（轴），怪人；用曲柄起（转）动 pinion pinjn n.小齿轮，轴齿轮，副齿轮，主动齿轮，驱动齿轮 accessory ksesri n.附（零，配）件；装饰品；同谋，帮凶 detent ditent n.止动装置，擎轮器，锁销，制动器,copper kp n.铜，铜币 electromagnetically：ilektrumgnitikli a. 电磁的 engage ingeid n. 机接合，啮合，从
3、事，忙于，雇用，使参与 linkage likid n. 连接装置；联动装置，连接；联合，联系 conductor kndkt n. 物导体；避雷针；领导者；管理员；向导 reaction rikn n.反应，反作用（力）；回授，(正）反馈了；反动，对抗 segment segmnt n.部分；部门；切片，断片 stationarysteinri a.固定的，静止不动的,平稳的,flangeflnd n.边缘，轮缘，凸缘，法兰 vt.给装凸缘 cable keibl n.缆线；电缆；(海底）电报vt. 给发电报 commutator：kmjuteit n. 电换向器；转接器，转换器，转换开关，
4、整流器，集电环，交换机，交换台，换位子；交换者 heavy-duty hevidju:ti 重型的，结实或耐受力强的 starting motor =cranking motor 起动发动机，起动电动机 starter drive 起动机驱动机构，起动机传动 mesh with 契合，与某物协调一致，与啮合 ring gear 齿圈，环形齿轮，内齿圈，大轮，冕状齿轮,end frame 终端架（中端房杆），底架 field coils 励磁绕组 series-parallel （电）串并联，混联，复联 drive mechanism 驱动机构，传动装置 shift lever （起动机）拨叉变
5、速杆 ignition switch 点火开关 neutral safety switch 空挡安全开关 starter relay 起动继电器 starter solenoid 起动机电磁开关，启动开关 driving housing 驱动外壳,Notes,1 The starting system, the heart of the electrical system in a car, provides the power to turn the internal combustion engine over until it can operate under its own powe
6、r. 起动系汽车电气系统的核心部分，提供动力来转运内燃机，直到发动机可以依靠自身的动力运行 。 插入语 the heart of the electrical system in a car修饰主语 The starting system; until引导时间状语从句。Until和till在用法上既有相同点又有区别，另外还有not until, it is not until等特殊用法。,2 The starter solenoid is an electromagnetically operated heavy-duty switch that can have two distinct f
7、unctions. 起动机电磁开关是一个靠电磁感应力运行的大功率开关，它有两个突出的作用。 operated是过分词作后置定语，说明一种被动或完成了的动作。,3 The starting or cranking motor itself is nothing but a device that converts electrical energy to mechanical energy in order to turn the engine over for starting. 起动机只是一个为了起动发动机而将电能转化成机械能的装置，用机械能将发动机动起来。 nothing but否定之前的
8、，而肯定其后的。That引导定语从句，修饰a device。 in order to引导目的状语从句。,4 These devices ride on the commutator segments; they carry the heavy current flow from the stationary field coils to the rotating armature windings via commutator segments. 这些电刷架在换向器片上，通过换向器，将大电流从固定的励磁线圈接到旋转的转子线圈上。,Exercises,. Answer the following
9、 questions according to the text. 1List the components that compose the starting system? 2What is the only rotating component within the starter? What is the function of which? 3What are the tasks of Starter Relay? 4What does the ignition system consist of? 5What is the function of the starting moto
10、r? 6What is the function of Neutral Safety Switch?,. Fill in the blanks with the proper form of the word given below. 1. Theprovides the power to turn the internal combustion engine over until it can operate under its own power. 2. The battery suppliesin the from of current flow for the starting cir
11、cuit. 3. Theis the only rotating component within the starter. 4. The purpose of the ignition switch is to connect and disconnect the ignition system from the,so the engine can be started and stopped as desire.,5. which is the position of the gearbox in which no gear is engaged. 6. is an electricall
12、y energized coil of insulated wire which produces a magnetic field within the coil. 7. is series of copper bars at one end of insulated wire which produces a magnetic field the coil. 8. is a gearwheel which engages with a rack or large wheel and those diameter is not much larger than the diameter of
13、 its shaft or axle. 9. is powerful electric motor that engages with the flywheel to turn an internal combustion engine. 10. is the rubbing electrical contact for use with rotating members, especially commutator in starters, alternators or generators.,Translating Skills,科技英语翻译方法与技巧反译法 一、否定译为肯定 1. Don
14、t lose time in carrying out the plan. 立即着手执行计划。 2. There is no law that has no exception. 凡是规律都有例外。 3 Metals do not melt until heated to a definite temperature. 金属要加热到一定的温度才熔化。 4In fact, there is hardly any sphere of life where electricity may not find useful application. 事实上，几乎任何一个生活领域都要用到电。,二、肯定译为
15、否定 1His explanation is far from satisfactory. 他的说明完全不能令人满意。 2. Worm gear drives are quiet. 蜗杆传动没有噪音。 3As rubber prevents electricity from passing through it, it is used as insulating material. 由于橡胶不导电，所以可做绝缘材料。 4. Early automobiles were sometimes only “horseless carriages” powered by gasoline or steam engines. 早期的汽车有时只不过是靠汽油或蒸汽机驱动的无马“马车”而已。 5. The Theory of Relativity put forward by Einstein is now above many peoples understanding. 爱因斯坦提出的相对论，现在还有不少人理解不了。,三、用双重否定来译一个肯定 一般是为了“强调”，但有时也可能为了“减弱”，或含有“贬意”。例如： 1. Slowly he pulled the letter out of the envelope, and unfolded it. 他不慌不忙地从信封里抽
