1、Lead-inWhat is Virtual Reality?Virtual RealityFree TalkWhat do you think is the most important value of VR?I think the most important value of VR is that it can create a virtual world which is indistinguishable from the real one.When used appropriately,this is definitely a game-changing approach for
2、 fields like education and entertainment.Although it is hard to tell whether creating a virtual world is a good thing,we can still look forward to the future development of VR.Key Phrases on P53Susan:Frank,youve been working at the forefront of developments in virtual reality for many years.Can you
3、tell us what virtual reality is and how it works?苏珊：弗兰克，你在虚拟现实（VR）的前沿开发领域已经耕耘了很多年。你能告诉我们虚拟现实是什么，以及它的工作原理吗？Frank:Of course.The basic of VR lies in the name itself,which means“reality that is not real”.When you wear a VR headset equipped with sensors and a screen,you are surrounded by three-D images,s
4、ounds and other sensory information,which creates a super-realistic effect called“presence”.Though you know the sensory information surrounding you is not real,part of your brain believes it isand acts.弗兰克：当然可以。我们从虚拟现实的名字就能看出它的基本，意思就是“非真实的现实”。当你戴上配有传感器和屏幕的 VR 头戴设备时，你将被三维影像、声音和其他感官信息环绕包围，这些会营造出一种名为“临
5、场感”的超现实效果。尽管你知道身边的感官信息是虚拟的，你大脑中的某些区域还是会相信它是真的并且会作出反馈。The basic definition of VR lies in the name itself,which means“reality that is not real”.句意：(我们)从虚拟现实的名字就能看出它的基本定义，意思就是“非真实的现实”。definition n.定义；释义；解释by definition 按照定义；当然地definite adj.一定的；确切的definitely adv.清楚地，当然；明确地 例：1.There is no general agreem
6、ent on a standard _(definite)of intelligence.2.Living in a highly competitive society,you _(definite)have to arm yourself with modern technology and skills.definitiondefinitelysensor n.传感器，敏感元件，探测设备sensory adj.感觉的，感官的 Susan:Thanks,Frank.Can you give some VR has?Frank:Id love to.There are a host of e
7、ducational applications.Academic VR enables students to interact with others in a three-D environment.There are endless possibilities for the subject matter that can be created in a VR system.苏珊：谢谢，弗兰克。你能为我们举几个 VR 吗？弗兰克：当然乐意。VR 在教育领域有大量应用。教学 VR 使学生能够在一个三维环境中与其他人互动。能在 VR 系统中创作的题材具有无限的可能性。Imagine stud
8、ying the solar system or the human body.By delivering the content in a meaningful way,this new approach to learning manages to engage students interest and.The applications can be expanded to make it easier to visualize data such as engineering projects and a variety of other design developments.Its
9、 pretty exciting!你可以想象学习太阳系或者人体构造。这种新的学习手段以一种富有意义的方式呈现内容，能够吸引学生的兴趣并且。这些应用还能进一步扩展，使得工程项目和其他各类设计开发项目的数据更容易得到可视化的呈现。这真的很令人激动！.(lines 15-16)v.允诺,签约保证;雇用,聘请;参加,从事;吸引,引起;适应,与有密切关系;占用engage的基本意思是“约定”,即凭借契约、誓言或诺言等约束人或事。用于约束别人,即表示“雇”“聘”;用于约束自己,则表示“许诺”“保证”。这种允诺可信,有约束力,并将履行一段时间,如“订婚”等。引申可表示“占用,吸引,引起”或“使忙于,使从事”
10、等。句意：最终，金属针开始出现，并取代了石针。By delivering the content in a meaningful way,this new approach to learning manages to engage students interest and enhance learning efficiency.engage v.吸引住（注意力、兴趣等）；雇用；聘用；与建立亲切联系engagement n.婚约；约会例1.他们从来没有学过吸引别人注意的技巧。They never learned skills to _ the attention of the others.
11、例2.他们订婚的消息在当地报纸上宣布了。Their _ was announced in the local paper.engageengagementSusan:This sounds like it has a lot of.What about its uses for highly developed technical industries such as medicine?苏珊：听起来 VR 有着许多具有。那么，它在医药等高新技术产业的应用如何呢？Frank:are already using with VR to perform complex surgeries.What i
12、f I told you that doctors could create a virtual“twin”in order to practise delicate surgery before attempting it on the patient?This technology can train new surgeons;it also enables experts to new techniques safely before trying them on human subjects.Treatments of anxiety and drug addiction are ot
13、her valuable and cost-effective applications of VR.弗兰克：已经在借助 VR 和完成复杂的外科手术。如果我告诉你，医生可以先造出一个虚拟的“孪生病人”练习精密的手术，然后再在病人身上进行实际操作呢？这项技术可以训练新晋外科医生，也可以帮助专家在对人体进行实验之前安全地新技术。焦虑和药物成瘾的治疗则是另外一些具有价值且成本低廉的 VR 应用。句意：如果我告诉你，医生可以创造一个虚拟的“双胞胎”，以便在病人身上做手术前先进行精密的手术练习，那该会怎样呢?What if I told you that doctors could create a v
14、irtual“twin”in order to practise delicate surgery before attempting it on the patient?例：如果这行不通怎么办呢？_ this doesnt work out?What if.?假使将会怎么样？What if【拓展】What的常见省略式问句What for?为什么？Whats up?怎么了？发生什么事了？So what?那又怎么样？How come?怎么会这样呢？Susan:That is amazing!It sounds like VR will be a technology as well as a o
15、ne.How will it affect the different aspects of our everyday lives,such as entertainment,shopping and travelling?苏珊：这太惊人了！听起来 VR 会是一种既能又能技术。对于娱乐、购物和旅行等日常生活的不同方面，它会带来怎样的影响呢？虚拟现实如何将学生变成科学家Key Phrases on P54Frank:The entertainment industry is one of the most of VR.Current game systems come with headsets
16、 so that players can enter virtual environments and play against either real or virtual opponents.It wont be long before virtual museums and interactive three-D exhibitions become common.弗兰克：娱乐产业是最 VR 的行业之一。目前的游戏系统配有头戴设备，能够让玩家进入虚拟环境，与真实或虚拟的敌人竞赛。用不了多久，虚拟博物馆和交互式三维展览就会变得司空见惯。When shopping online,you ca
17、n look forward to being able to have your own try on clothes and to see products with 360-degree views.Also,people who want to go on holiday will have the opportunity to take a virtual tour of several destinations before deciding where to go.In both of these cases,this technology will help people ma
18、ke more informed choices.网上购物时，你可以期待拥有自己的替你试穿衣服，你也可以 360 全方位查看商品。此外，想要出门度假的人们将有机会以虚拟的方式游览一些目的地，然后再决定去哪儿。在这两种场景下，VR 技术都将帮助人们作出更明智的选择。Susan:I cant wait!However,with any technology,there must be some barriers to the development of VR,I guess?苏珊：我都等不及了！但是任何技术都有瓶颈，VR 的发展想必也是如此吧？Frank:It really three thin
19、gstime,cost and.We will need time to develop and fine-tune the hardware and software.The initial cost will discourage most people in the beginning but that should be fixed.The last issue is our own technical limitations.Just trying to how to do what we want in terms of technology will prove challeng
20、ing in some areas.弗兰克：其实就三个方面时间、费用和。我们需要时间来开发并调试硬件和软件。早期费用在一开始会吓退大多数人，但这个问题应该会慢慢解决。最后的问题在于我们自身的技术局限。在某些领域，光是试图如何从技术角度实现我们的想法就将是挑战重重的。It really boils down to three thingstime,cost and technical limitations.boil down to 归结为；基本问题是句意：归结起来就是三件事时间，成本和技术限制。例：他在信里写了很多，归结为一句话，他为他没有能来表示歉意。He wrote a lot in hi
21、s letter,which can _ it that he felt very sorry for his absence.boil down to【拓展】down有关的短语come down to 归根结底get down to 开始认真考虑；look down upon 看不起down to the ground 彻底地down-to-earth 现实的；讲求实在的Susan:there are so many challenges to,are you still optimistic about the future of VR?Frank:Sure.When talking ab
22、out VR,we should keep in mind its quick rate of evolution.The possibilities seem endless.For example,5G technology,with its potential to serve up more at faster speed,will make it possible for people to enjoy a more immersive VR experience wherever they are.苏珊：需要这么多挑战，你对 VR 的未来还抱有乐观心态吗？弗兰克：当然。当我们谈论
23、VR 的时候，需要牢记它的进展之快。VR 似乎有着无限可能。比方说，5G 技术能够以更快的速度提供更，它将使人们在任何地方都能享受到更为沉浸式的 VR 体验。we are only by our imagination.What excites me the most is that young people today are digital citizens who are comfortable with technology.Theyre well equipped to become part of a technological generation that will devel
24、op and use VR to do things we might think impossible today.Susan:Thank you,Frank.It all sounds wonderful.我们只是我们的想象力罢了。最令我感到激动的是，如今的年轻人都是数字公民，对技术都已习以为常。他们具备良好的条件成为技术一代的一员。他们在未来将会发展并使用 VR 所做的事情，在今天的我们看来可能是难以想象的。苏珊：谢谢你，弗兰克。这一切听起来都很美好。常见常见的其它的其它“in+名词名词+of”结构结构的短语：的短语：in search of 寻找寻找 in need of 需要需要in
25、 favour of 赞成赞成,支持支持 in case of 如果如果,假使假使in place of 代替代替 in memory of 纪念纪念in terms of,in search of,in memory of,in need of,in favour of,in case of,in place of【语境应用语境应用】选用方框内合适的短语填空选用方框内合适的短语填空(每个短语限用一次每个短语限用一次)。1)My sister was against my suggestion while my brother was _ it.2)Many people had left t
26、heir homes and moved to the big city _ work.3)The movie was made _ his grandfather.in memory of in favour of in search of in terms of,in search of,in memory of,in need of,in favour of,in case of,in place of 4)The church is very old and it is _ repair.5)I keep an umbrella here _ rain.6)Its a mistake
27、to think of Florida only _ its tourist attractions.7)You can use milk _ cream in this dish.in place of in need of in case ofin terms of Text Review Text ReviewCareful readingApplicationsCareful readingBarriersTime,cost and technical limitations.FutureThere are endless possibilities.DiscussionWhat is the future like with the development of virtual reality?VideoA look into the future year 2050
