汽车专业英语 主编：李 崑
课后专业词汇汇总（带音标）
汇总：徐艳民
? 1
? automobile ['?:t?m?ubi:l, ,?:t?m?'bi:l]汽车（美） ? assembly line [?'sembli]装配线
? petroleum refining [pi'tr?uli?m, p?-]石油提炼 ? body and frame车身与车架 ? engine ['end?in] 发动机、引擎 ? drive line 传动系统 ? running gear 控制装置
? suspension[s?'spen??n]悬架系统 ? unitized body ['ju:nitaizd]整体式车身 ? gasoline engine ['ɡ?s?li:n]汽油机 ? diesel engine ['di:z?l]柴油机
? gas turbine['t?:bain, -bin]燃气轮机 ? battery ['b?t?ri]电池、电池组 ? fuel cell燃料电池
? hybrid power ['haibrid][pau?]混合动力系统 ? piston ['pist?n]活塞
? rotary engine ['r?ut?ri]转子发动机
? vehicle ['vi:ikl, 有时发'vi:hi-]交通工具、车辆 ? transmission [tr?nz'mi??n, tr?ns-, trɑ:n-]变速器 ? drive shaft传动轴
? differential [,dif?'ren??l]差速器 ? rear axle ['?ks?l]后轴、后桥 ? rear-wheel drive后轮驱动 ? front-wheel drive 前轮驱动 ? braking system 制动系统 ? wheel车轮 ? tire 轮胎
? steering system 转向系统 ? spring [spri?]弹簧
? shock absorber [??k] [?b's?:b?]减震器
? Macpherson strut [m?k'f?:sn] [str?t]麦弗逊式悬架 ? torsion bar ['t?:??n]扭力杆 ? strut rod 支撑杆
? stabilizer bar ['steibilaiz?]横向稳定杆 ? 2
? internal combustion engine [in't?:n?l] [k?m'b?st??n] ['end?in]内燃机 ? fuel 燃料
? external combustion engine [ik'st?:n?l]外燃机 ? steam engine 蒸汽机
? intermittent combustion engine[,int?'mit?nt]间隔燃烧式发动机
? continuous combustion engine [k?n'tinju?s]连续燃烧式发动机
?
turbine engine ['t?:bain, -bin]涡轮发动机
? rocket engine ['r?kit]火箭发动机
? jet (or reaction) engine喷气式发动机
? Wankel engine汪克尔发动机、转子发动机 ? stroke [str?uk]冲程、行程 ? cooling system冷却系统 ? fuel system燃料系统
? ignition system [iɡ'ni??n]点火系统
? spark-ignition engine 火花点燃式发动机 ? compression-ignition engine 压燃式发动机 ? liquid-cooled 用液体冷却的、水冷的 ? air-cooled 用空气冷却的、风冷的 ? 3
? cylinder block 气缸体 ? cylinder ['silind?]气缸 ? connecting rod 连杆
? crankshaft['kr??k,?ɑ:ft]曲轴 ? cylinder head气缸盖
? combustion chamber[k?m'b?st??n] ['t?eimb?]燃烧室? valve气门、阀
? camshaft['k?m?ɑ:ft]凸轮轴 ? flywheel ['flaiwi:l]飞轮 ? intake manifold 进气歧管
? exhaust manifold ['m?nif?uld]排气歧管 ? carburetor [,kɑ:bju'ret?, 'kɑ:-]化油器 ? fuel injector 燃料喷射器 ? cast iron ['ai?n]铸铁
? aluminum [?'lju:min?m]铝 ? cooling fluid 冷却液 ? spark plug [pl?ɡ]火花塞 ? intake valve进气门
? exhaust valve[iɡ'z?:st]排气门 ? cam凸轮 ? gear齿轮 ? belt皮带 ? chain链条
? overhead camshaft (OHC) 凸轮轴上置式
? rpm=revolutions per minute[,rev?'lju:??n]转速、转数/分钟
? horsepower ['h?:s,pau?]马力、功率 ? intake system 进气系统 ? sensor ['sens?, -s?:]传感器
? oxygen sensor ['?ksid??n]氧传感器
? fuel induction system[in'd?k??n]燃料吸入系统 ? 4
? fuel tank 燃料箱、油箱 ? fuel line燃料管路
? fuel pump 燃料泵、燃油泵 ? fuel filter [filt?]燃料滤清器
?
PCM (power train control module) 动力系统控制模块（计算机）
? fuel injection system 燃料喷射系统 ? distributor [di'stribjut?]分电器
? ignition module ['m?dju:l, -d?u:l]点火模块、点火控
制器
? ignition coil点火线圈 ? ignition wire点火线路 ? charging system 充电系统 ? ignition switch点火开关
? solenoid ['s?ul?n?id]电磁线圈 ? starter motor 起动电动机 ? alternator 交流发电机
? voltage regulator['v?ultid?] ['reɡjuleit?]电压调节器、
稳压器
? lubrication system [,lu:bri'kei??n]润滑系统 ? oil pump机油泵 ? oil filter机油滤清器 ? oil cooler 机油冷却器
? antifreeze ['?ntifri:z]防冻剂、防冻液 ? coolant pump ['ku:l?nt]冷却液泵 ? thermostat ['θ?:m?ust?t]节温器 ? radiator['reidieit?]散热器、水箱 ? clutch [kl?t?]离合器
? radiator overflow tank散热器溢流箱、膨胀水箱 ? air intake ducting进气管 ? air filter 空气滤清器
? manifold air pressure sensor 进气歧管压力传感器 ? turbocharger ['t?:b?u,t?ɑ:d??]涡轮增压器 ? muffler ['m?fl?] 消声器、消音器
? catalytic converter [k?t?'litik] [k?n'v?:t?]催化转化
器
? exhaust pipe 排气管
? pollution control system[p?:'lju:??n]排放控制系统 ? carbon monoxide (CO) ['kɑ:b?n] [m?'n?ksaid, m?-]
一氧化碳
? nitrogen oxide (NOx) ['naitr?d??n] ['?ksaid]氮氧化
物
? hydrocarbons (HC) [,haidr?u'kɑ:b?n] 碳氢化合物 ? carbon canister ['k?nist?]碳罐
? EGR ( exhaust gas recirculator) 废气再循环
? PCV ( positive crankcase ventilation) [,venti'lei??n]
强制曲轴箱通风
? diverter valve [dai'v?:t?]分流阀
? vapor-liquid separator ['veip?] ['likwid] ['sep?reit?]气
液分离器
? vacuum modulator ['v?kju?m] ['m?djuleit?, -d?u-]
真空调节器 ? ? 5
? timing['taimi?]正时、定时
? air-fuel ratio ['rei?i?u, -??u]空燃比
? stoichiometric ratio [,st?iki?'metrik]理论空燃比 ? mixture ['mikst??]混合物、混合气 ? TDC (top dead center)上止点
? BDC (bottom dead center) 下止点 ? bore [b?:]气缸直径、孔径
? crankpin ['kr??k,pin]连杆轴颈、曲柄销 ? throw [θr?u]曲柄半径
? displacement [dis'pleism?nt]排量
? compression ratio [k?m'pre??n]压缩比
? four-stroke engine四行程发动机、四冲程发动机 ? intake stroke进气行程
? compression stroke压缩行程 ? power stroke做功行程 ? exhaust stroke排气行程
? preignition[,pri:iɡ'ni??n]提前点火
? valve overlap[,?uv?'l?p, '?uv?l?p]气门重叠 ? 6
? two-stroke engine二行程发动机、二冲程发动机 ? truck [tr?k]货车、卡车 ? bus公共汽车
? Mercedes Benz [m?'sidi:z] [benz] 梅赛德斯-奔驰 ? pickup truck敞篷小型载货卡车、皮卡 ? camper['k?mp?]露营车、野营车
? travel trailer ['treil?]旅行拖车、旅行挂车 ? compression-ignition engine压燃式发动机 ? spark-ignition engine点燃式发动机 ? high-pressure injection 高压喷射 ? low-pressure injection 低压喷射 ? injector [in'd?ekt?]喷油器、喷嘴 ? psi 磅/平方英寸（英制压强单位）
? photochemical smog [,f?ut?u'kemik?l] [sm?ɡ, sm?:ɡ]光化学烟雾
? outboard motor ['autb?:d] ['m?ut?]舷外发动机
? snowmobile ['sn?um?ubi:l]摩托雪橇、雪地机动车 ? chain saw [t?ein] [s?:]链锯、电锯 ? reed valve[ri:d] [v?lv]簧片阀
? lubricant ['lu:brik?nt]润滑剂、润滑油 ? scavenging ['sk?vind?i?]扫气
? General Motors ['d?en?r?l] ['m?ut?z]通用汽车 ? blower ['bl?u?]扫气泵 ? rotor ['r?ut?]转子
? coal-fired燃煤的、烧煤的
? nuclear-powered ['nju:kli?'pau?d]核动力的 ? drivability[,draiv?'bil?ti]动力性、驱动性能 ? generator['d?en?reit?]发电机
? transaxle ['tr?n,s?ks?l, tr?nz-, trɑ:n-]变速差速器、联合传动器（前驱车）
? electronic controller [,ilek'tr?nik] [k?n'tr?ul?]电子控制器
? downshift ['daun?ift]调低速挡、降挡
? manual transmission['m?nju?l] [tr?nz'mi??n,
tr?ns-, trɑ:n-]手动变速器 ? hydrogen ['haidr?d??n]氢 ? carbon dioxide 二氧化碳 ? oxygen ['?ksid??n]氧 ? methanol['meθ?n?l]甲醇
? spacecraft['speiskrɑ:ft, -kr?ft]航天器、宇宙飞船 ? anode ['?n?ud]阳极、正极 ? cathode ['k?θ?ud]阴极、负极 ? 7
? crankcase ['kr??k,keis]曲轴箱 ? oil pan [?il p?n] 油底壳 机油盘 ? water jacket [‘w?:t? ’d??kit] 水套 ? cylinder sleeve [‘silind? sli:v] 气缸套 ? dry sleeve [drai sli:v] 干缸套 ? wet sleeve [wet sli:v] 湿缸套 ? warpage [‘w?:peid?] 变形 ? liner [‘lain?] 衬套 衬垫 ? bearing [‘bε?ri?] 轴承
?
harmonic balancer [hɑ:‘m?nik ’b?l?ns?] vibration damper [vai'brei??n 'd?mp?] 扭转减震器、谐振平衡器
? timing gear [‘taimi? ɡi?] 正时齿轮
? connecting rod journal [k?'nekti? r?d 'd??:n?l ] 连杆轴颈
? main (bearing) journal [mein ‘bε?ri? ’d??:n?l ] 主轴颈
? counterweight [‘kaunt?,weit] 平衡重 ? thrust surface [θr?st ‘s?:fis ] 推力面
? drive flange [draiv fl?nd?] 传动法兰盘 凸缘 ? fillet [‘filit] 圆角
? nose [n?uz] （曲轴）前端 ? pulley [‘puli] 皮带轮
? air conditioning [ε? k?n‘di??ni?] 空调 ? bearing cap [‘bε?ri? k?p] 轴承盖 ? copper [‘k?p?] 铜 ? lead [li:d] 铅
? Babbitt [‘b?bit] 巴氏合金 ? tin [tin] 锡
? bearing clearance [‘bε?ri? ’kli?r?ns] 轴承间隙 ? thrust bearing [θr?st ‘bε?ri? ] 推力轴承 止推轴承
? thrust washer [θr?st ‘w???] 推力垫圈 止推垫圈 ? piston ring [‘pist?n ri? ] 活塞环
? compression ring [k?m‘pre??n ri? ] 气环 ? oil control ring [?il k?n‘tr?ul ri?] 油环 ? piston pin [‘pist?n pin ] 活塞销 ? wrist pin [rist pin] 活塞销 ? lock ring [l?k ri? ] 锁环
?
piston land [‘pist?n l?nd] 活塞顶部
? heat dam [hi:t d?m ] 绝热槽
? piston head [‘pist?n hed] 活塞头部 ? piston skirt [‘pist?n sk?:t] 活塞裙部 ? ring groove [ri? ɡru:v] 活塞环槽
? piston pin bushing [‘pist?n pin ’bu?i? ] 活塞销衬套
? ring end gap [ri? end ɡ?p ] 活塞环开口间隙 ? ductile iron [‘d?ktail ’ai?n ] 球墨铸铁 ? chromium [‘kr?umj?m] 铬 ? molybdenum [m?‘libdin?m] 钼 ? torsional ring [‘t?:??n?l ri?] 扭曲环 ? chrome-plated [kr?um ‘pleitid ] 镀铬的 ? rod cap [r?d k?p] 连杆盖
? bearing insert [‘bε?ri? in’s?:t ] 轴承衬套 ? 8
? cross-flow head ['kr?s,fl?u] [hed]横流式气缸盖 ? coolant ['ku:l?nt]冷却液
? head gasket [hed]['ɡ?skit]气缸垫
? wedge-shaped combustion chamber ['wed??eipt] [k?m'b?st??n] ['t?eimb?]楔形燃烧室
? hemispherical combustion chamber [,hemi'sferik?l] [k?m'b?st??n] ['t?eimb?]半球形燃烧室
? open combustion chamber ['?up?n] [k?m'b?st??n] ['t?eimb?]统一式燃烧室、开式燃烧室
? pre-combustion chamber [pri:, pr?] [k?m'b?st??n] ['t?eimb?]预燃式燃烧室 ? valve seat [v?lv] [si:t]气门座
? vavle guide [v?lv] [ɡaid]气门导管 ? retainer [ri'tein?]弹簧座
? vavle spring [v?lv] [spri?]气门弹簧
? high-chrome steel [hai] [kr?um] [sti:l]高铬钢 ? stellite ['stelait]钴铬钨硬质合金 ? keeper ['ki:p?]锁紧装置
? valve stem [v?lv] [stem]气门杆 ? lifter ['lift?] （tappet）['t?pit]挺柱 ? pushrod [pu? r?d ]推杆 ? rocker arm ['r?k? ɑ:m ]摇臂
? valve train clearance [v?lv] [trein] ['kli?r?ns]气门间隙
? variable valve timing ['vε?ri?bl] [v?lv] ['taimi?]可变气门正时 ? 9
? oil pressure regulator [?il] ['pre??] [,reɡju'leit?]机油压力调节器
? main oil gallery [mein] [?il] ['ɡ?l?ri] 主油道
? oil screen [?il] [skri:n] 滤油网、机油滤网
?
oil pressure sensor [?il] ['pre??] ['sens?, -s?:] 机油压力传感器
? dashboard ['d??b?:d] 仪表板 ? sump [s?mp]
机油箱、油底壳、污水坑 ? baffle ['b?fl]
挡板
? gear-type oil pump [ɡi?] [taip] [?il] [p?mp]
齿轮油泵
? rotor oil pump ['r?ut?] [?il] [p?mp]
转子油泵
? pressure regulator valve ['pre??] ['reɡjuleit?] [v?lv]
压力调节阀、调压阀 ? 10
? water pump[‘w?:t?] [p?mp] 冷却水泵 ? pressure cap ['pre??] [k?p]压力水箱盖 ? fan [f?n] 冷却风扇
? temperature indicator['temp?rit??] ['indikeit?]温度
指示器
? air-cooled system ['ε?ku:ld] ['sist?m]风冷系统 ? liquid-cooled system ['likwidku:ld] ['sist?m]水冷系
统
? transmission cooler [tr?nz'mi??n] ['ku:l?]自动变速
箱油冷却器
? expansion tank [ik'sp?n??n] [t??k]膨胀水箱 ? housing [hauzi?] 外壳
? impeller [im'pel?] 叶轮、转子 ? hub [h?b] 轮毂
? pulley ['puli] 皮带轮
? closed cooling system [kl?uzd] [ku:li?] ['sist?m] 闭
式冷却系统 ? 11
? electronic carburator [,ilek'tr?nik] ['kɑ:b?,reit?]电控
化油器
? fuel vapor line ['fju?l] ['veip?] [lain]燃油蒸汽管 ? fuel injector pump ['fju?l] [in'd?ekt?] [p?mp]喷油泵 ? nozzle ['n?zl]喷嘴、管嘴 ? plastic ['pl?stik]塑料
? fuel cap ['fju?l] [k?p]油箱盖
? filler neck ['fil?] [nek]油箱填充口颈
? fuel metering unit ['fju?l] [mi:t?i? ] ['ju:nit]油量计
量装置
? Mechanical fuel pump [mi'k?nik?l] ['fju?l] [p?mp]
机械燃油泵
? electrical fuel pump[,ilek'tr?nik] ['fju?l] [p?mp]电动
燃油泵
? fuel pressure regulator ['fju?l] ['pre??] ['reɡjuleit?]
燃油压力调节器
? injector fuel rail [in'd?ekt?] ['fju?l] [reil]燃油分配
管、燃油轨
? direct injection system[di'rekt] [in'd?ek??n] ['sist?m]
直接喷射式燃料系统 ? indirect injection system [,indi'rekt] [in'd?ek??n]
['sist?m]非直喷式燃料系统
? port fuel injection(PFI) [p?:t] ['fju?l] [in'd?ek??n]
进气道燃油喷射
? throttle body injection(TBI) ['θr?tl] ['b?di] [in'd?ek
??n] 气门体燃油喷射
? multiple-point (port) fuel injection ['m?ltipl] [p?int]
['fju?l] [in'd?ek??n] 多点燃油喷射
? single-point (throrrle body) fuel injection ['si?ɡl] [p?
int] ['fju?l] [in'd?ek??n] 单点燃油喷射
? continuous injection [k?n'tinju?s] [in'd?ek??n] 连
续喷射 ? 12
? dry-type air filter [drai] [taip] [ε?] [filt?]干式空气
滤清器
? exhaust pipe [iɡ'z?:st] [paip] 排气管
? undercarriage['?nd?,k?rid?] 底盘、下部结构 ? fiberglass ['faib?ɡlɑ:s]玻璃纤维
? glass pack muffler [ɡlɑ:s] [p?k] ['m?fl?]玻璃纤维
消声器
? supercharging system ['sju:p?,t?ɑ:d?i?] ['sist?m]进
气增压系统
? turbocharger ['t?:b?u,t?ɑ:d??]涡轮增压 ? 13
? conventional ignition system[k?n'ven??n?l] [iɡ'ni??
n] ['sist?m]传统点火系统
? primary circuit ['praim?ri] ['s?:kit] 初级回路（低压
回路）
? secondary circuit ['sek?nd?ri] ['s?:kit]次级回路（高
压回路）
? ballast resistor['b?l?st] [ri'zist?]附件电阻、稳流电阻 ? crank [kr??k]起动、摇转
? primary winding[‘praim?ri] [’waindi?]初级线圈、一
次绕组
? breaker['breik?]断电器
? secondary winding ['sek?nd?ri] ['waindi?]次级线
圈、二次绕组
? condenser [k?n'dens?]电容器 ? arc [ɑ:k]电弧
? distributor cap [di'stribjut?] [k?p]分电器盖 ? coil tower [k?il] ['tau?]点火线圈顶端接头 ? surge [s?:d?]电涌振荡
? distributor shaft [di'stribjut?] [?ɑ:ft, ??ft]分电器轴 ? firing order [‘fai?ri?] [’?:d?]点火顺序
? electronic ignition system [,ilek'tr?nik] [iɡ'ni??n]
['sist?m]电子点火系统
? semiconductor [,semik?n'd?kt?]半导体
? electronic spark timing(EST) [,ilek'tr?nik] [spɑ:k]
['taimi?]电子点火正时
? ignition control(IC) [iɡ'ni??n] [k?n'tr?ul]点火控制
? HEI(Hight Energy Ignition)module [hait] ['en?d?i] [i
ɡ'ni??n] ['m?dju:l]高能点火模块
? computer-controlled coil ignition C3I system
[k?m'pju:t?] [k?n'tr?uld] [iɡ'ni??n] ['sist?m]微机控制线圈点火系统
? electronic ignition(EI) [,ilek'tr?nik] [iɡ'ni??n]电子
点火
? distributorless ignition system [di'stribjut?lis] [iɡ'ni
??n] ['sist?m]无分电器点火系统
? ignition(coil)module [iɡ'ni??n] [k?il] ['m?dju:l]点火
控制模块
? direct ignition system [di'rekt] [iɡ'ni??n] ['sist?m]直
接点火系统
? cableless EI system ['keiblis] ['sist?m]无高压线电子
点火系统 ? 14
? storage battery ['st?rid?] ['b?t?ri]蓄电池 ? stator ['steit?]定子
? slip-ring and brush assembly [slip] [ri?] [?nd] [br??]
[?'sembli]滑动环和碳刷组件 ? starter ['stɑ:t?]起动机
? clutch mechanism [kl?t?] ['mek?niz?m]离合机构 ? armature ['ɑ:m?,tju?, -t??]电枢、转子 ? commutator ['k?mjuteit?]换向器 ? 15
? greenhouse gas ['ɡri:nhaus] [ɡ?s]温室气体 ? sulfur dioxide(SO2) 二氧化硫
? sulfuric acid[s?l'fju?rik] ['?sid] 硫酸 ? acid rain ['?sid] [rein]酸雨 ? particulate [p?'tikjulit]微粒 ? PCV valve 强制曲轴箱通风阀
? evaporative emission control[i'v?p?reitiv] [i'mi??n]
[k?n'tr?ul] 燃油蒸发排放控制
? heated air intake system ['hi:tid] [ε?] ['inteik]
['sist?m] 进气预热系统 ? EGR valve 废气再循环阀
? catalyst['k?t?list]催化剂、触媒
? two-way catalytic converter ['tu:'wei] [k?t?'litik]
[k?n'v?:t?]二元催化转化器
? three-way catalytic converter ['θri:'wei] [k?t?'litik]
[k?n'v?:t?]三元催化转化器 ? platinum ['pl?tin?m] 铂、白金 ? palladium [p?'leidi?m] 钯
? catalyst bed ['k?t?list] [bed]催化剂床、催化剂基座 ? rhodium ['r?udi?m] 铑
? carbon dioxide(CO2) ['kɑ:b?n] [dai'?ksaid]二氧化
碳
? nitrogen(N) ['naitr?d??n]氮 ? 16
? transducer [tr?nz'dju:s?] 传感器、变换器、换能器 ? feedback ['fi:db?k] 反馈、反馈信息 ? zirconia ['z?:k?ni?]氧化锆
? coolant sensor ['ku:l?nt] ['sens? ]冷却液（温度）传
感器
? thermistor [θ?:'mist?, 'θ?:m-]热敏电阻
? air charge temperature (ATC) sensor [ε?] [t?ɑ:d?]
['temp?rit??] ['sens?, ]进气温度传感器
? intake air temperature (ITA) sensor ['inteik] [ε?]
['temp?rit??] ['sens? ]进气温度传感器
? throttle position sensor (TPS) ['θr?tl] [p?'zi??n]
['sens?]节气阀位置传感器
? potentiometer [p?u,ten?i'?mit?] 电位计、电势计 ? manifold absolute pressure(MAP) sensor
['m?nif?uld] ['?bs?lju:t, ?bs?'lju:t] ['sens? ]进气歧管绝对压力传感器
? capacitor [k?'p?sit?]电容器 ? silicon ['silik?n]硅
? mass airflow (MAF) indicator [m?s] ['ε?fl?u]
['indikeit?] 空气流量传感器
? vane-type MAF sensor [vein] [taip] ['sens? ]叶片式
空气流量传感器
? heated resistor MAF sensor ['hi:tid] [ri'zist?] ['sens? ]
加热电阻式空气流量传感器
? hot wire-type MAF sensor [h?t] ['wai?] ['sens? ]热
线式空气流量传感器
? knock sensor (detonation sensor) [n?k] ['sens? ]爆
([,det?'nei??n] ['sens? ])震传感器
? piezoelectric sensing element [pi:,eiz?ui'lektrik,
pai,i:-] ['sensi?] ['elim?nt]压电传感元件
? vehicle speed sensor ['vi:ikl, 有时发'vi:hi-] [spi:d]
['sens? ]车辆速度传感器
? crankshaft position sensor ['kr??k,?ɑ:ft] [p?'zi??n]
['sens? ]曲轴位置传感器
? variable reluctance sensor ['vε?ri?bl] [ri'l?kt?ns]
['sens? ]磁感应式传感器、可变磁阻传感器
? Hall-effect sensor [h?:l] [i'fekt] ['sens? ]霍尔效应传
感器
? camshaft position (CKP) sensor ['k?m?ɑ:ft] [p?'zi?
?n] ['sens? ] 凸轮轴位置传感器
? EGR valve position (EVP) sensor [v?lv] [p?'zi??n]
[‘sens? ] EGR阀位置传感器
? park/neutral switch [pɑ:k] ['nju:tr?l] [swit?] 停车/
空档开关
? A/C switch [swit?] 空调开关 ? actuator ['?ktjueit?] 执行器 ? relay ['ri:lei, ri'lei] 继电器 ? 17
? driving wheel ['draivi?] [hwi:l]驱动车轮 ? pressure plate ['pre??] [pleit] 压盘
? griven plate or friction disc ['frik??n] [disk]从动盘、
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