汽车实用英语复习2.句子翻译

《汽车实用英语》句子翻译共分两部分，1、汉译英2、英译汉

请翻译一下句子。注意：除特别注释外，英汉都要记哦。

Unit 1 P9-10

1.汽车主要由四个部分组成，它们是：发动机、底盘、车身和电气设备。

The automobile consists of 4 parts. They are: engine, chassis, body and electrical equipment.

2.传动系由离合器、变速箱、传动轴、后桥、差速器、从动轮组成。

The transmission system consists of clutch, gearbox, propeller shaft, real axle and differential and the driving road wheels.

3.制动系统的功能之一是使汽车能在尽可能短的距离内停车。

One function of the braking system is to stop the car in as short a distance as possible.

4.内燃机，顾名思义，就是燃料在气缸内部燃烧，并且把燃烧时的膨胀力转化为驱动车辆

的旋转力。

As its name indicates, it obtains power by burning the fuel within the cylinders and converts the expanding force of the combustion into rotary forced used to propel the vehicle.

Unit 2 P26

5.The following discussion broadly outlines how a basic or conventional Electronic Fuel

Injection system operates.

下面对一般的电控燃油喷射系统地工作原理做基本介绍。

6.As fuel is sprayed into the intake airstreams, it mixes with the incoming air and vaporizes due

to the low pressure in the intake manifold. (英译汉)

当燃油被喷射到进气空气流中时，燃油就同进来的空气混合在一起，由于进气歧管里的低气压而蒸发。

7.进气系统由空气滤清器、空气流量计、节气门、空气进气室、进气歧管和进气门组成。

The air induction system consists of the air cleaner, air flow meter, throttle valve, air intake chamber, intake manifold runner, and intake valve.

8.节气门开得时间越长，进入发动机气缸里的气体就越多。

As the trottle valve is opened further, more air is allowed to enter the engine cylinder.

Unit 3 P 40-41

9.The valve spring provides the force necessary to close the valve and hold it tightly against its

seat. （英译汉）

气门弹簧提供气门关闭时所需要的作用力，保证气门与气门座紧密贴合。

10.气门由头部和杆部组成。

A valve consists of a head and stem.

11.配气机构由正时齿轮、凸轮轴、挺杆、气门、带有锁止装置的气门弹簧和气门导管组成。

The valve train is composed of timing gears, a camshaft, tappets, valves,springs with fasteners and valve guides.

12.凸轮轴的功用是按特定的顺序准确适时地打开气门并通过气门弹簧的回位作用控制气

门的关闭。（英译汉）

Camshaft’s function is to open the engine valves positively and timely, in a definite sequence, and to control their closing against the return action of the valve springs.

13.摇臂的一端安装调整螺钉，用来调节摇臂与气门杆尾段之间的气门间隙。（英译汉）

One end of the rocker arm has a threaded hole to receive the adjusting screw used to set the valve clearance between the rocker contract pad and the valve stem tip.

Unit 4 P56-57

14.离合器是一种用以连接和分离发动机和变速器的装置。

The clutch is a device used to provide smooth engagement and disengagement of the engine and the transmision.

15.装有自动变速器的汽车一般不需要离合器。

Cars equipped with automatic transmissions normally do not have a clutch.

16.Although there are many types of clutch, the dry single plate type is used almost exclusively

in passenger cars. (英译汉)

虽然离合器种类很多，但干式单片离合器大多专用于乘用车。

17.When the car is on straight road, the ring gear, differential case, differential pinion gears and

two differential side gears all turn as a unit without any relative motion. （英译汉）

汽车直线行驶时，齿圈、差速器壳、差速器行星齿轮和两个差速器半轴齿轮作为一个整体运转，而无任何相关运动（自转）。

18.The pressure on driven disk fitted onto the splined portion of shaft is provided by springs

installed between the housing the pressure driving disks.. （英译汉）

作用于安装在轴的花键部分的从动盘的压力来自壳体与驱动压盘之间的弹簧。

19.The drive shaft, or propeller shaft, connects the transmission output shaft to the differential