1.有充分文献证实，过大的压力会引起焦虑以及抑郁。因此，对自己期望过高或经常担心成绩的学生患上这些心理症状的风险很高。Itiswelldocumentedthat（1.有充分文献证实）intensepressurecanleadto（2.导致）bothanxietyanddepression.Consequently,studentswhoplaceexcessivelyhighexpectationson（3.对……期望过高）themselvesorareconstantlyworriedabouttheirgradeswillbeathighriskof（4.……的风险很高）developingtheseemotionalsymptoms.1-Itiswelldocumentedthatbewelldocumented可以直译为“被详细记录”，that引导主语从句，it为形式主语。词典释义：documentverbtransitiveUK[ˈdɒk.jʊ.mənt/torecordthedetailsofanevent,aprocess,etc.记录，记载•Hisinterestincrickethasbeenwell-documented(=recordedandwrittenabout)bythemedia.他对板球的兴趣在媒体的报道中都有详细的记载。外刊例句：ItiswelldocumentedthatlonelinessandsocialisolationamongolderpeopleintheUKisincreasing,resultinginchallengessuchasincreasedcostsofcaringforolderpeopleinhospitalasthisarticlesuggests.有充分文献证实，英国老年人群中的孤独和社交隔离给政府带来了各种挑战，比如本文所述的正不断增加的老年人医疗花费。学生错误表达：（1）Therearesufficientreferencesproventhat点评：reference一般指“引文出处，参考书目”，用在这里不妥。（2）Accordingtoabundantmaterials点评：material指写文章时用到的素材和资料，用在这里不准确。总结：大多数同学是通过中文意思直译过来，把“文献”翻译成名词，没有document作动词表示地简洁有力。2-leadto词典释义：lead●●○○○11.VERB动词招致；致使；导致Ifsomethingleadstoasituationorevent,usuallyanunpleasantone,itbeginsaprocesswhichcausesthatsituationoreventtohappen.【语法信息】：Vton•Ethnictensionsamongtherepublicscouldleadtocivilwar...共和国之间紧张的种族关系可能会引发内战。•Hewarnedyesterdaythatapayriseforteacherswouldleadtojobcuts.他昨天警告说，给教师们加薪会导致职位的裁减。外刊例句：SpurringMrKiriyenkoonisdreadofanabruptdevaluationwhichcouldleadtoacollapseofconfidenceintheeconomy,notonlyamongforeigninvestorsbutamongRussiancitizens.（www.economist.com）刺激到基里延科先生是对于突发的货币贬值的恐惧，因为在此影响下，不单是外国投资者...
