2.1.2-數(shù)據(jù)通信中的主要技術(shù)指標(biāo)

Lesson4ThedoublelifeofAlfredBloggs阿爾弗雷德.布洛Listentothetapethenanswerthequestionbelow.

聽錄音，然后回答以下問題。

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，從事體力勞動(dòng)的人的收入一般要比坐辦公室的人高出許多。坐辦公室的之所以常常被稱作“白領(lǐng)工人”，就是因?yàn)樗麄兺ǔＪ谴┲差I(lǐng)白襯衫，系著領(lǐng)帶去上班。許多人常常情愿放棄較高的薪水以換取做白領(lǐng)工人的殊榮，此乃人之常情。而這常常會(huì)引起種種奇怪的現(xiàn)象，在埃爾斯米爾公司當(dāng)清潔工的艾爾弗雷德.布洛斯就是一個(gè)white-collar['wait'k?l?]adj.白領(lǐng)階層的；腦力勞動(dòng)者thesedays現(xiàn)今；現(xiàn)在，目前manual['m?nju?l]\o"發(fā)音"adj.手工的；體力的n.手冊，指南receive[ri'si:v]\o"發(fā)音"vt.收到；接待；接納vi.接收[過去式received

過去分詞received

現(xiàn)在分詞receiving

]farmore\o"發(fā)音"許多，多得多的offices\o"單詞[offices]已添加到單詞本，點(diǎn)擊修改"n.辦公室；辦事處（office的復(fù)數(shù)）v.提供辦公室；在辦公室辦公（office的三單形式）frequently['fri:kw?ntli]adv.常常，屢次，頻繁地referredtoas\o"發(fā)音"\o"添加到單詞本"被稱為…simple['simpl]adj.簡單的；單純的；天真的n.笨蛋；愚蠢的行為；出身低微者[比較級simpler最高級simplest]referred[ri'f?d]v.參考，查閱（refer的過去式）；歸類，談及，送交adj.援引的reason['ri:z?n]n.理由；理性；動(dòng)機(jī)vi.推論；勸說vt.說服；推論；辯論collar['k?l?]n.衣領(lǐng)；頸圈vt.抓住；給…上領(lǐng)子；給…套上頸圈wear[wε?]n.穿著,磨損,耐久性v.穿著,用舊,耗損such[s?t?,s?t?]adj.這樣的，如此的humannature人性；人類本性nature['neit??]n.自然；性質(zhì)；本性；種類willing['wili?]adj.樂意的；自愿的；心甘情愿的v.決心；用意志力驅(qū)使；將（財(cái)產(chǎn)等）遺贈(zèng)某人（will的現(xiàn)在分詞）[比較級morewilling最高級mostwilling]sacrifice['s?krifais]n.犧牲；祭品；供奉vt.犧牲；獻(xiàn)祭；虧本出售vi.獻(xiàn)祭；奉獻(xiàn)[過去式sacrificed過去分詞sacrificed現(xiàn)在分詞sacrificing]privilege['privilid?]n.特權(quán)；優(yōu)待；基本權(quán)利vt.給與…特權(quán)；特免[過去式privileged過去分詞privileged現(xiàn)在分詞privileging]rise[raiz,rais]vi.上升；增強(qiáng)；起立；高聳vt.使…飛起；使…浮上水面n.上升；高地；增加；出現(xiàn)[過去式rose過去分詞risen現(xiàn)在分詞rising]curious['kju?ri?s]adj.好奇的，有求知欲的；古怪的；愛挑剔的[比較級morecurious最高級mostcurious]situation[,sitju'ei??n,-t?u-]n.情況；形勢；處境；位置inthecaseof至于，在…的情況下workas擔(dān)任；以…身份而工作dustman['d?stm?n]n.清潔工人[復(fù)數(shù)dustmen]Ellesmeren.埃爾斯米爾（加拿大港口城市）；蔡子?。ㄏ愀跿VB男演員）corporation[,k?:p?'rei??n]n.公司；法人（團(tuán)體）；社團(tuán)；大腹便便；市政當(dāng)局gotmarried結(jié)婚（getmarried的過去式）embarrassed[im'b?r?st]adj.尷尬的；窘迫的v.使...困窘；使...局促不安（embarrass的過去分詞形式）overalls['?uv?r?:lz]n.[服裝]工裝褲；工作褲fellow['fel?u]n.家伙；朋友；同事；會(huì)員adj.同伴的，