Unit2CrossingLimitsUnit2CrossingLimitsNewwordsNewwordsevaluate评价,估计,求...的值v.Thescientistswerestillevaluatingtheirdata.evaluationn.（名词）evaluativeadj.（形容词）evaluatorn.（名词）evaluate,estimate,rateevaluate指准确地评价Bymarksandlettersateacherevaluatesastudent’swork.estimate大致的估价Iestimatetheroomtobe15feetlongwithoutmeasuring.rate评估入某一等级Heisratedthebestinhisfield.variousadj.不同的,各种各样的,多方面的,多样的forvariousreasons.因为各种各样的原因apersonofvariousskills.具有多方面才能的人ThevariousreportsallagreedVariouslyadv.（副词）Variousnessn.（名词）key钥匙,关键,解答,(打字机等的)键,调子,对译本,(开钟表、发条的)栓,要害vt.调节...的音调,锁上,插上栓,提供线索vi.使用钥匙n.[乐]键,调,基调high-key;low-key.高调；低调BotanyThekeyfruit.【植物学】翅果keydecisions;thekeyelementofthethesis.意义重大的结论；论文的中心成分origin起源,由来,起因,出身,血统,[数]原点“Wecannotescapeourorigins,howeverhardwetry”(JamesBaldwin)“无论如何努力，我们也改变不了我们的出身”(詹姆斯·鲍德温)Therumorhaditsorigininanimpulsiveremark.谣言源于一次冲动的谈话origin，source，rootThesenounssignifythepointatwhichsomethingoriginates.Theoriginsofsomewordsareunknown.这些词的起源是不知的。Source指发源点：“onegreatoriginalsourceofrevenue...thewagesoflabor”(AdamSmith).“财富的一大起源是劳动力的工资”（亚当·史密斯）。“Lackofmoneyistherootofallevil”(GeorgeBernardShaw).“缺钱是所有罪恶的根源”（乔治·伯纳德·肖）。“MostoftheproblemsaPresidenthastofacehavetheirrootsinthepast”(HarrySTruman).“一位总统不得不面临的大多数问题都是有前因的”（哈利·S·杜鲁门）。equipTheyequippedtheiryachtforthevoyage.Theyequippedthefactorywiththenewtypeofmachinery.Thespaceshipisequippedwithasolarbattery.Heequippedallhischildrenwithagoodeducation.n.equipmentIamworkinginafactorywithmodernequipment.Thearmyisprovidedwithadvancedequipments.puzzled，puzzling，puzzlesPuzzleoutIampuzzledbyhisfailuretoreply.Thesituationwasmorepuzzlingthanever.Hepuzzledoutthesignificanceofthestatement.他解释了这一论断的意义IwishIcouldpuzzleoutthetruth.猜出Puzzleover苦思Puzzleone’sbrainsabout/oversth.为某事大伤脑筋Iampuzzledbyhisfailuretoreply.Thesituationwasmorepuzzlingthanever.TomandJackpuzzledoverthemathsproblemforquiteawhile.Weallpuzzledourbrainsaboutthemeaningofthesentence.Thetruthisstillapuzzletome.Setapuzzleforsb.setsb.apuzzleAjigsawpuzzle.智力玩具：拼图玩具，七巧板玩具wealthyadj.（形容词）wealthier，wealthiestHavingwealth;rich有钱的；富的参见richawealthyland.富饶的土地wealthyincompassion.感情丰富wandered，wandering，wanders不紧不慢地走；漫步走：wandertowardtown.漫步走向城市wanderfromthepathofrighteousness.迷失了正途wanderacrossorthroughtheforestsandfields.漫步穿过森林与田野wander，ramblehewanderedintotheroom.她徘徊走进屋子。“Anoldman'switmaywander”(Tennyson).“一个老人也可能胡思乱想”（坦尼桑）。“Theywouldgoofftogether,ramblingalongtheriver”“他们将一同出发，沿着河流漫步”“Benot...ramblinginthought”(MarcusAurelius).“不要…胡思乱想”（马尔克斯·奥里利厄斯）。awareoftheirlimitations.认识到他们的局限性awarenessn.（名词）Areyouawareofyouropponent'shostility?IamawarethatCongresshaspassedthelegislation.我知道议会通过了立法。aware，conscious，sensibleConscious强调某种感知到或感觉到的认识：“animportance...ofwhichevenAmericansarebarelyconscious”“一种甚至连美国人也几乎没有认识到的重要性”Sensible指通过感性知觉或通过直觉得到的认识：“Ia...
