用微波炉加热食物究竟安不安全

名师精讲外刊用微波炉加热食物究竟安不安全？Isitsafetomicrowavefood?名师精讲外刊微波炉已经逐渐成为人们居家不可缺少的电器之一，因为使用微波炉省时省力，同时安全经济，而且也容易保持厨房的清洁，但是有人也担心微波炉会改变食物分子结构，导致癌症，同时也认为，微波炉辐射也很危险。这是真的吗？让我们跟着今天的外刊一探究竟。课前问题1.“抗炎的”用英文怎么说？2.“高血压”“高血脂”“哮喘”“多动症”用英文怎么说？导读名师精讲外刊Isitsafetomicrowavefood?名师精讲外刊There'snothingriskyaboutmicrowaveradiation-butthereisaboutheatingupplastic.Despitebeingakitchenworkhorsefordecades,fewhouseholditemshavebeenmoredivisivethanthemicrowave.It'shailedasalifesaverforthosewhocan't,orwon't,cook,andportrayedbysomechefsassinglehandedlydraggingtheartofcookingintothegutter.Butanotherdebateliesbeyondtheculinarydisputes-whenismicrowavecookingbadforyou?【基础解析】divisiveadj.造成不和的；引起分歧的；制造分裂的【释】(disapproving)causingpeopletobesplitintogroupsthatdisagreewithoropposeeachother【例】Hebelievesthatunemploymentissociallydivisive.他认为失业会引起社会不稳定。名师精讲外刊There'snothingriskyaboutmicrowaveradiation-butthereisaboutheatingupplastic.Despitebeingakitchenworkhorsefordecades,fewhouseholditemshavebeenmoredivisivethanthemicrowave.It'shailedasalifesaverforthosewhocan't,orwon't,cook,andportrayedbysomechefsassinglehandedlydraggingtheartofcookingintothegutter.Butanotherdebateliesbeyondtheculinarydisputes-whenismicrowavecookingbadforyou?【基础解析】hailv.1)为……（尤用于报章等）赞扬（或称颂）【例】Theconferencewashailedasagreatsuccess.会议被称颂为一次巨大的成功。2)招手（请出租车或公共汽车停下）【例】hailataxi/cab打手势叫住出租车3)跟……打招呼；向……喊【例】Avoicehailedusfromtheothersideofthestreet.街对面有个声音招呼我们。4)下雹【例】It'shailing!下冰雹了！名师精讲外刊There'snothingriskyaboutmicrowaveradiation-butthereisaboutheatingupplastic.Despitebeingakitchenworkhorsefordecades,fewhouseholditemshavebeenmoredivisivethanthemicrowave.It'shailedasalifesaverforthosewhocan't,orwon't,cook,andportrayedbysomechefsassinglehandedlydraggingtheartofcookingintothegutter.Butanotherdebateliesbeyondtheculinarydisputes-whenismicrowavecookingbadforyou?【基础解析】culinaryadj.烹饪的；食物的【释】connectedwithcookingorfood【例1】culinaryskills烹饪技能【例2】SavourtheculinarydelightsofMexico.品尝墨西哥的美味。精讲试听结束Losingnutrients【基础解析】nutrientn.营养物【释】Nutrientsaresubstancesthathelpplantsandanimalstogrow.【例】Inherfirstbooksheexplainedtheroleofvegetablefibres,vitamins,minerals,andotheressentialnutrients.在她第一本书中，她解释了植物纤维、维生素、矿物质和其他重要营养物质的作用。Someresearchhasshownthatvegetableslosesomeoftheirnutritionalvalueinthemicrowave.Forexample,microwavinghasbeenfoundtoremove97%oftheflavonoids-plantcompoundswithanti-inflammatorybenefits-inbroccoli.That'sathirdmoredamagethandonebyboiling.【基础解析】flavonoidn.黄酮类【释】anyofagroupoforganiccompoundsthatoccuraspigmentsinfruitandflowers【例】TheobjectiveistocomparethecontentsofFlavonoidsindifferentpartsofChrysanthemumindicum.目的是比较野菊花不同部位中总黄酮的含量。Someresearchhasshownthatvegetableslosesomeoftheirnutritionalvalueinthemicrowave.Forexample,microwavinghasbeenfoundtoremove97%oftheflavonoids-plantcompoundswithanti-inflammatorybenefits-inbroccoli.That'sathirdmoredamagethandonebyboiling.【基础解析】inflammatoryadj.1)使人激愤的【释】Ifyouaccusesomeoneofsayingordoinginflammatorythings,youmeanthatwhattheysayordoislikelytomakepeoplereactveryangrily.【例】nationalistpoliciesthataretoodrasticandinflammatory过于激烈、煽动性强的民族主义政策2)炎症的【释】Aninflammatoryconditionordiseaseisoneinwhichthepatientsuffersfrominflammation.【例】theinflammatoryreactionsthatoccurinasthma出现于哮喘的炎症反应However,one2019studylookingatthenutrientlossofbroccoliinthemicrowavepointedoutthatpreviousstudiesvariedthecookingtime,temperature,andwhetherornotthebroccoliwasinwater.Itfoundthatshortercookingtimes(theymicrowavedthebroccoliforoneminute)didn'tcompromisenutritionalcontent.Steamingandmicrowavingcouldevenincreasecontentofmostflavonoids,whicharecompoundslinkedtoreducedriskofheartdisease.【基础解析】compromisev.1)（为达成协议而）妥协，折中，让步【例】Theywereunwillingtocompromisewiththemilitary.他们不愿与军方妥协。2)违背（原则）；达不到（标准）【例】Irefusetocompromisemyprinciples.我拒绝在原则问题上妥协。3)（尤指因行为不很明智）使陷入危险，使受到怀疑【例】Defeatatthisstagewouldcompromisetheirchances(=reducetheirchances)ofreachingthefinalsofthecompetition.在这个阶段的失败会减少他们进入决赛的机会。Inanotherstudy,researcherscomparedthecontentofphenolics(compoundsassociatedwithvarioushealthbenefits)ofvariousvegetablesafterbeingboiled,steamedandmicrowaved.Microwavingandsteamingcausedalossinphenoliccontentinsquash,peasandleeks,butnotinspinach,peppers,broccoliorgreenbeans.Theresearchersalsotestedforantioxidantactivity.【基础解析】phenolicadj.酚的【释】of,containing,orderivedfromphenolInanotherstudy,researcherscomparedthecontentofphenolics(compoundsassociatedwithvarioushealthbenefits)ofvariousvegetablesafterbeingboiled,steamedandmicrowaved.Microwavingandsteamingcausedalossinphenoliccontentinsquash,peasandleeks,butnotinspinach,peppers,broccoliorgreenbeans.Theresearchersalsotestedforantioxidantactivity.【基础解析】antioxidantn.抗氧化剂【释】Anantioxidantisasubstancethatslowsdownthedamagethatcanbecausedtoothersubstancesbytheeffectsofoxygen.【例】Foodsthatcontainantioxidantsarethoughttobeverygoodforyou.含有抗氧化剂的食物对你很有好处。HeatingplasticWeoftenmicrowavefoodsinplasticcontainersandwrapping,butsomescientistswarnoftheriskofingestingphthalates.Whenexposedtoheat,theseplasticadditivescanbreakdownandleachintofood.【基础解析】leachv.1)过滤；滤【释】toberemovedfromsoil,etc.bywaterpassingthroughit【例】Nitratesleachfromthesoilintorivers.硝酸盐由土壤渗入江河。2)过滤；滤去【释】toremovechemicals,minerals,etc.fromsoil【例】Thenutrientisquicklyleachedaway.养分很快就被滤掉了。"Someplasticisn'tdesignedformicrowavesbecauseithaspolymersinsidetomakeitsoftandflexible,whichmeltatalowertemperatureandmayleachoutduringthemicrowaveprocessifitgoesbeyond100℃(212F),"saysJumingTang,professoroffoodengineeringatWashingtonStateUniversity.Ina2011study,researcherspurchasedmorethan400plasticcontainersdesignedtocontainfood,andfoundthatthemajorityleakedchemicalthatdisrupthormones.Phthalatesareoneofthemostcommonlyusedplasticisers,addedtomakeplasticmoreflexibleandoftenfoundintakeawaycontainers,plasticwrapandwaterbottles.Theyhavebeenfoundtodisrupthormonesandourmetabolicsystem.Inchildren,phthalatescanincreasebloodpressureandinsulinresistance,whichcanincreasetheriskofmetabolicdisorderssuchasdiabetesandhypertension.Exposurealsohasbeenlinkedtofertilityissues,asthmaandADHD.【基础解析】metabolicadj.新陈代谢的【释】Metabolicmeansrelatingtoaperson'soranimal'smetabolism.【例】Peoplewhohaveinheritedalowmetabolicratewillgainweight.因遗传而新陈代谢速度慢的人会发胖。【基础解析】hypertensionn.高血压；过度紧张Phth