2.1.2-数据通信中的主要技术指标

Lesson4ThedoublelifeofAlfredBloggs阿尔弗雷德.布洛Listentothetapethenanswerthequestionbelow.

听录音，然后回答以下问题。

WhydidAlfwantawhite-collarjob?

Thesedays,peoplewhodomanualworkoftenreceivefarmoremoneythanpeoplewhoworkinoffices.Peoplewhoworkinofficesarefrequentlyreferredtoas"white-collarworkers'forthesimplereasonthattheyusuallywearacollarandtietogotowork.Suchishumannature,thatagreatmanypeopleareoftenwillingtosacrificehigherpayfortheprivilegeofbecomingwhite-collarworkers.Thiscangiverisetocurioussituations,asitdidinthecaseofAlfredBloggswhoworkedasadustmanfortheEllesmereCorporation.

Whenhegotmarried,Alfwastooembarrassedtosayanythingtohiswifeabouthisjob.HesimplytoldherthatheworkedfortheCorporation.Everymorning,helefthomedressedinasmartblacksuit.Hethenchangedintooverallsandspentthenexteighthoursasadustman.Beforereturninghomeatnight.Hetookashowerandchangedbackintohissuit.AlfdidthisforovertwoyearsandhisfellowdustmenkepthissecretAlf'swifehasneverdiscoveredthatshemarriedadustmanandsheneverwill,forAlfhasjustfoundanotherjob.Hewillsoonbeworkinginanoffice.Hewillbeearningonlyhalfasmuchasheusedto,buthefeelsthathisriseinstatusiswellworththelossofmoney.Fromnowon,hewillwearasuitalldayandotherswillcallhim'Mr.Bloggs',not'Alf'.

如今，从事体力劳动的人的收入一般要比坐办公室的人高出许多。坐办公室的之所以常常被称作“白领工人”，就是因为他们通常是穿着硬领白衬衫，系着领带去上班。许多人常常情愿放弃较高的薪水以换取做白领工人的殊荣，此乃人之常情。而这常常会引起种种奇怪的现象，在埃尔斯米尔公司当清洁工的艾尔弗雷德.布洛斯就是一个white-collar['wait'kɔlə]adj.白领阶层的；脑力劳动者thesedays现今；现在，目前manual['mænjuəl]\o"发音"adj.手工的；体力的n.手册，指南receive[ri'si:v]\o"发音"vt.收到；接待；接纳vi.接收[过去式received

过去分词received

现在分词receiving

]farmore\o"发音"许多，多得多的offices\o"单词[offices]已添加到单词本，点击修改"n.办公室；办事处（office的复数）v.提供办公室；在办公室办公（office的三单形式）frequently['fri:kwəntli]adv.常常，屡次，频繁地referredtoas\o"发音"\o"添加到单词本"被称为…simple['simpl]adj.简单的；单纯的；天真的n.笨蛋；愚蠢的行为；出身低微者[比较级simpler最高级simplest]referred[ri'fəd]v.参考，查阅（refer的过去式）；归类，谈及，送交adj.援引的reason['ri:zən]n.理由；理性；动机vi.推论；劝说vt.说服；推论；辩论collar['kɔlə]n.衣领；颈圈vt.抓住；给…上领子；给…套上颈圈wear[wεə]n.穿著,磨损,耐久性v.穿著,用旧,耗损such[sʌtʃ,sətʃ]adj.这样的，如此的humannature人性；人类本性nature['neitʃə]n.自然；性质；本性；种类willing['wiliŋ]adj.乐意的；自愿的；心甘情愿的v.决心；用意志力驱使；将（财产等）遗赠某人（will的现在分词）[比较级morewilling最高级mostwilling]sacrifice['sækrifais]n.牺牲；祭品；供奉vt.牺牲；献祭；亏本出售vi.献祭；奉献[过去式sacrificed过去分词sacrificed现在分词sacrificing]privilege['privilidʒ]n.特权；优待；基本权利vt.给与…特权；特免[过去式privileged过去分词privileged现在分词privileging]rise[raiz,rais]vi.上升；增强；起立；高耸vt.使…飞起；使…浮上水面n.上升；高地；增加；出现[过去式rose过去分词risen现在分词rising]curious['kjuəriəs]adj.好奇的，有求知欲的；古怪的；爱挑剔的[比较级morecurious最高级mostcurious]situation[,sitju'eiʃən,-tʃu-]n.情况；形势；处境；位置inthecaseof至于，在…的情况下workas担任；以…身份而工作dustman['dʌstmən]n.清洁工人[复数dustmen]Ellesmeren.埃尔斯米尔（加拿大港口城市）；蔡子健（香港TVB男演员）corporation[,kɔ:pə'reiʃən]n.公司；法人（团体）；社团；大腹便便；市政当局gotmarried结婚（getmarried的过去式）embarrassed[im'bærəst]adj.尴尬的；窘迫的v.使...困窘；使...局促不安（embarrass的过去分词形式）overalls['əuvərɔ:lz]n.[服装]工装裤；工作裤fellow['feləu]n.家伙；朋友；同事；会员adj.同伴的，