Unit 5 单词词汇讲解【精品课】2026-2027学年九年级英语上册同步精品课件（新教材人教版）

Unit 5 Power of Ideas 单元词汇讲解 n. 发明；创造；发明物 a great invention 一项伟大的发明 例句： 1. The telephone is one of the most important inventions in history. 电话是历史上最重要的发明之一。 2. Thomas Edison the light bulb. 托马斯・爱迪生发明了电灯泡。 inventor n. 发明家 /ɪnˈvenʃn/ invention the invention of… …… 的发明 v. 发明；创造；编造 /ɪnˈvent/ invent invented n.照相机；（电影）摄影机 digital camera 数码相机 例句： 1. She took a lot of beautiful photos with her new camera. 她用新相机拍了很多漂亮的照片。 2. The camera on my phone takes very clear photos. 我手机上的摄像头拍出来的照片非常清晰。 /ˈkæmərə/ camera take photos with a camera 用相机拍照 n.笔记本电脑；便携式电脑 work on a laptop 用笔记本电脑工作 例句： 1. I use my laptop to do my homework and surf the internet. 我用笔记本电脑做作业和上网。 2. A laptop is easy to carry around, so it’s great for students. 笔记本电脑便于携带，所以对学生来说很方便。 /ˈlæptɒp/ laptop carry a laptop 携带笔记本电脑 高速列车；高铁 take a high-speed train 乘坐高铁 例句： 1. The high-speed train can take us from Beijing to Shanghai in just a few hours. 高铁只需几个小时就能把我们从北京带到上海。 2. Taking the high-speed train is faster and more comfortable than taking a regular train. 坐高铁比坐普通火车更快、更舒适。 high-speed train station 高铁站 high-speed train travel by high-speed train 乘高铁旅行 adj.超级的；顶好的；极好的 super fast 超快 例句： 1. The movie was super interesting, and I loved every minute of it. 这部电影超好看，我从头到尾都很喜欢。 2. She is a super student, always getting good grades. 她是个超棒的学生，总是取得好成绩。 super easy 超简单 /ˈsuːpə(r)/ super super good 超好 n. 墨镜；太阳镜 wear sunglasses 戴墨镜 例句： 1. She always wears sunglasses when she goes out on sunny days. 她晴天出门总是戴墨镜。 2. You should wear sunglasses to protect your eyes from the bright sun. 你应该戴太阳镜来保护眼睛免受强光伤害。 take off sunglasses 摘下墨镜 /ˈsʌnɡlɑːsɪz/ sunglasses a pair of sunglasses 一副太阳镜 prefix.微型的；短的；迷你的 minibus 小型巴士 例句： 1. The school uses a mini-bus to take students on short trips. 学校用一辆小型巴士带学生短途出行。 2. She bought a mini-skirt for the summer. 她为夏天买了一条迷你裙。 minibar 迷你酒吧 /ˈmɪni/ mini- minicomputer 微型计算机 pron. 它自己；它本身 主格 / 宾格：it；形容词性物主代词：its；名词性物主代词：its 例句： 1. The door opened by itself. 门自己开了。 2. The problem itself is not difficult, but it takes time to solve. 问题本身并不难，但解决起来需要时间。 3. The cat cleaned itself after eating. 猫吃完东西后自己舔了舔毛。 by itself 独自地 /ɪtˈself/ itself n. 按钮；扣子 red button 红色按钮 例句： 1. Please press the button to turn on the light. 请按按钮开灯。 2. The elevator door closed when I pressed the button. 我按了按钮，电梯门就关上了。 3. Don’t push the red button—it will set off the alarm. 别按红色按钮，会触发警报的。 /ˈbʌtn/ button press the button 按按钮 许多；大量；成百上千 hundreds of 接可数名词复数 例句： 1. Hundreds of people came to the concert yesterday. 昨天成百上千的人来听音乐会。 2. There are hundreds of books in the school library. 学校图书馆里有数百本书。 two hundred 两百 /ˈhʌndrədz/ hundreds (of) hundreds of students 数百名学生 口诀： 有数字,无s; 有s,有of v. 生产；繁育；制造 produce goods 生产商品 例句： 1. The factory produces toys for children. 这家工厂生产儿童玩具。 2. Farmers produce most of the food we eat. 农民生产了我们吃的大部分食物。 product n.产品 /prəˈdjuːs/ produce produce food 生产食物 n.(计算机的）文件；文件夹 computer file 电脑文件 例句： 1. I saved the document as a PDF file on my laptop. 我把文档保存成了 PDF 文件存在笔记本电脑里。 2. The teacher asked us to send our homework as a file by email. 老师让我们把作业作为文件通过邮件发送。 save a file 保存文件 /faɪl/ file open a file 打开文件 n. & adj. 塑料（的）；塑料制的 plastic bag 塑料袋 例句： 1. We should use fewer plastic bags to protect the environment. 我们应该少用塑料袋来保护环境。 2. This toy is made of hard plastic. 这个玩具是用硬塑料做的。 3. Plastic waste is a big problem for the ocean and animals. 塑料垃圾对海洋和动物来说是个大问题。 /ˈplæstɪk/ plastic plastic bottle 塑料瓶 全世界；世界各地 同义：around the world /across the world 例句： 1. People all over the world speak English as a second language. 世界各地的人都把英语作为第二语言。 2. The Great Wall is famous all over the world. 长城闻名全世界。 all over the world n.打印机；印刷公司；印刷工 print from the printer 从打印机打印 例句： 1. The printer is out of ink, so I can’t print my report. 打印机没墨了，我没法打印报告。 2. The school has a printer in the library for students to use. 学校图书馆里有一台打印机供学生使用。 /ˈprɪntə(r)/ printer print v.打印；印刷 v.认为；推断；猜想；假设 suppose that… 假设…… 例句： 1. I suppose it will rain later, so take an umbrella. 我猜等会儿会下雨，带上伞吧。 2. You are supposed to take off your shoes before entering the house. 进门前你应该脱鞋。 /səˈpəʊz/ suppose I suppose so 我想是吧 应当做（某事）或是（某物） be supposed to do/be sth. n. 车轮；轮子 car wheel 车轮 例句： 1. The car stopped because one of its wheels broke. 车停了，因为一个轮子坏了。 2. The bicycle has two wheels and is easy to ride. 自行车有两个轮子，很好骑。 复数：wheels /wiːl/ wheel bicycle wheel 自行车轮 adj.冻硬的；冰封的；结冰的 frozen food 冷冻食品 例句： 1. I bought some frozen vegetables to cook for dinner. 我买了些冷冻蔬菜做晚饭。 2. Her hands were frozen after playing in the snow for an hour. 她在雪地里玩了一个小时，手冻僵了。 3. The frozen food in the fridge needs to be cooked before eating. 冰箱里的冷冻食品吃之前需要加热。 freeze-froze-frozen /ˈfrəʊzn/ frozen frozen lake 冰封的湖 v. 完成；结束；使完整；adj. 完全的；彻底的；完整的 complete the work 完成工作 例句： 1. The students will complete their exams next week. 学生们下周将完成考试。 2. The project is now complete, and we can start using it. 项目现在已经完成，我们可以开始使用了。 3. The party was a complete success—everyone had a great time. 派对办得非常成功，每个人都玩得很开心。 4. She completely forgot about the meeting and didn’t come. 她 忘了开会的事，没来。 completely adv.完全地；彻底地 /kəmˈpliːt/ complete a complete success 一次完全的成功 完全 n. 层；表层 复数：layers 例句： 1. There is a thin layer of ice on the pond. 池塘上有一层薄冰。 2. She put on several layers of clothes to stay warm in the cold. 她穿了好几层衣服保暖御寒。 3. The cake has three layers with cream between them. 这个蛋糕有三层，中间夹着奶油。 a layer of snow 一层雪 /ˈleɪə(r)/ layer a layer of paint 一层油漆 v.（使）融化；熔化 melt in the mouth 入口即化 例句： 1. The ice cream will melt quickly if you don’t eat it soon. 冰淇淋如果不快点吃，很快就会融化。 2. The snow melted when the sun came out. 太阳出来后，雪融化了。 melted adj.融化的 /melt/ melt melt the snow 融化积雪 n. 管道；管子；烟斗 water pipe 水管 例句： 1. The water came out of the broken pipe in the street. 水从街上破了的水管里流了出来。 2. The old man sat in his chair smoking a pipe. 老人坐在椅子上抽着烟斗。 3. They used large pipes to carry oil across the country. 他们用大管道把石油输送到全国各地。 /paɪp/ pipe gas pipe 煤气管 n. 隧道；地下通道 road tunnel 公路隧道 例句： 1. The train went through a long tunnel under the mountain. 火车穿过了山下一条长长的隧道。 2. They built a tunnel for cars to go under the busy road. 他们建了一条隧道，让汽车从繁忙的马路下面通过。 go through a tunnel 穿过隧道 /ˈtʌnl/ tunnel railway tunnel 铁路隧道 n. 旅游业；观光业 develop tourism 发展旅游业 例句： 1. Tourism is an important part of the city’s economy. 旅游业是这座城市经济的重要组成部分。 2. The new museum has helped increase tourism in the city. 新博物馆促进了这座城市的旅游业发展。 /ˈtʊərɪzəm/ tourism tourist n.游客；旅游者 v. 获得；取得；增加 gain experience 获得经验 例句： 1. You will gain a lot of experience by working on this project. 参与这个项目你会获得很多经验。 2. She gained five pounds over the winter holiday. 寒假期间她胖了五磅。 3. The company has gained more customers since it improved its service. 自从改善服务后，这家公司赢得了更多客户。 /ɡeɪn/ gain gain knowledge 获得知识 n. 现实；事实；真实情况 in reality 实际上 例句： 1. In my dreams I am a famous singer, but in reality I am just a student. 梦里我是个著名歌手，但现实中我只是个学生。 2. It is time to face reality and study hard for the exam. 是时候面对现实，为考试努力学习了。 real adj.真实的 /riˈæləti/ reality face reality 面对现实 n.造纸工艺；造纸业；造纸术 traditional papermaking 传统造纸工艺 例句： 1. Papermaking was one of the four great inventions of ancient China. 造纸术是中国古代四大发明之一。 2. We learned about the process of papermaking in history class. 我们在历史课上学了造纸的过程。 the art of papermaking 造纸术 /ˈpeɪpəˌmeɪkɪŋ/ papermaking adj. 有责任的；作为原因的；负责的 be responsible to sb. 对某人负责 例句： 1. Who will be responsible for the new project? 谁来负责这个新项目？ 2. You are responsible for cleaning your own room. 你要负责打扫自己的房间。 3. He is a very responsible student and always finishes his work on time. 他是个很负责任的学生，总是按时完成作业。 responsibility n.责任；职责 /rɪˈspɒnsəbl/ responsible be responsible for sth. 对某事负责；引起某事 引起某事；对某事负责；导致某事 responsible for sth. adj.迅速的；瞬间的；快速的 rapid growth 快速增长 例句： 1. There was a rapid increase in the number of cars on the road. 路上的汽车数量迅速增加。 2. The city is changing with new buildings and roads. 这座城市随着新建筑和道路的建设正在迅速变化。 rapid progress 快速进步 /ˈræpɪd/ rapid rapid change 迅速变化 adv. 迅速地；快速地 /ˈræpɪdli/ rapidly rapidly v. 塑造 n. 形状 shape one’s life 塑造人生 例句： 1. The potter shaped the clay into a beautiful bowl. 陶工把黏土塑造成了一个漂亮的碗。 2. Our experiences help shape who we are. 我们的经历塑造了我们的人格。 3. The table is round in shape. 这张桌子是圆形的。 different shapes 不同的形状 /ʃeɪp/ shape shape the future 塑造未来 n. & adj. 青铜（的）；青铜色（的） bronze medal 铜牌 例句： 1. The Olympic bronze medal is given to the third-place winner. 奥运会铜牌颁发给第三名。 2. The museum has many old bronze objects from ancient China. 博物馆里有许多来自古代中国的青铜器物。 bronze color 青铜色 /brɒnz/ bronze bronze statue 青铜雕像 n. 制品；陶器；器皿 kitchen ware 厨房用具 例句： 1. The shop sells different kinds of ware, like cups and bowls. 这家店卖各种器皿，比如杯子和碗。 2. They make beautiful pottery ware by hand. 他们手工制作漂亮的陶器。 glassware 玻璃制品 /weə(r)/ ware pottery ware 陶器 n. 石头；岩石；石块 易混词：stone（石头） rock（岩石，更侧重大块） 例句： 1. The old house is made of stone and has stood there for hundreds of years. 这栋老房子是石头建的，已经立在那里几百年了。 2. He tripped over a stone and fell down. 他被一块石头绊倒了。 throw a stone 扔石头 /stəʊn/ stone n. 黄麻纤维；黄麻 jute bag 黄麻袋 例句： 1. Jute is a strong natural fibre used to make bags and ropes. 黄麻是一种结实的天然纤维，用来做袋子和绳子。2. The farmers carry their goods in large jute bags. 农民们用大黄麻袋装货物。 3. Cotton is a common natural fibre used in clothing. 棉花是服装中常用的天然纤维。 natural fibre 天然纤维 /dʒuːt/ jute jute fibre 黄麻纤维 n. 纤维；纤维素；纤维质 /ˈfaɪbə(r)/ fibre adj. 昂贵的；价格高的 反义词： cheap /inexpensive（便宜的） 例句： 1. This new phone is too expensive for me to buy. 这部新手机太贵了，我买不起。 2. The restaurant serves delicious food, but it is very expensive. 这家餐厅的食物很好吃，但价格很贵。 expensive car 昂贵的汽车 /ɪkˈspensɪv/ expensive n. 官员；高级职员；军官；警官 police officer 警官 例句： 1. The police officer helped the lost child find his parents. 警察帮助迷路的孩子找到了父母。 2. The officer in charge of the project gave us a tour of the factory. 负责这个项目的官员带我们参观了工厂。 3. He became an officer in the army after graduating from the academy. 他从军校毕业后成了一名军官。 office n.办公室;办公楼 /ˈɒfɪsə(r)/ officer government officer 政府官员 n.作坊；讲习班；研讨会；车间 writing workshop 写作讲习班 例句： 1. We attended a workshop on how to improve our English speaking skills. 我们参加了一个关于如何提高英语口语的讲习班。 2. The car was taken to the workshop to be fixed. 这辆车被送到车间去修理了。 car workshop 汽车车间 /ˈwɜːkʃɒp/ workshop a pottery workshop 陶器作坊 pron.没有一个；毫无；一点也不 none of us 我们中没有一个 例句： 1. None of the students passed the difficult math test. 这些学生中没有一个通过了这次难的数学考试。 2. “How much milk is left?” “None.” “还剩多少牛奶？”“一点也没有了。” /nʌn/ none 易混词：none（没有一个，可指人 / 物） no one（没有人，只指人） adj. 最合适的；理想的；完美的；n. 理想；完美的人（或事物） ideal job 理想的工作 例句： 1. This weather is ideal for a picnic in the park. 这种天气去公园野餐再合适不过了。 2. He is the ideal person for the job—he has all the skills we need. 他是这份工作的理想人选，他具备我们需要的所有技能。 3. She has high ideals and works hard to achieve them. 她有崇高的理想，并为之努力奋斗。 /aɪˈdiːəl/ ideal ideal place 理想的地方 adj. 某些；确定的；肯定的；pron.（不提及人或事物的名称时用）某些 for certain 肯定地 例句： 1. I am certain that I locked the door before leaving. 我确定我出门前锁了门。 2. Certain plants only grow in warm, wet places. 某些植物只生长在温暖潮湿的地方。 3. I don’t know for certain if he will come to the meeting. 我不确定他会不会来开会。 certainly adv.当然；肯定 /ˈsɜːtn/ certain certain+名词 某些...确定的... adj. 合适的；适宜的；恰当的 be suitable for 适合…… 例句： 1. This book is suitable for children aged 8 and above. 这本书适合 8 岁及以上的孩子阅读。 2. We need to find a suitable place for the school trip. 我们需要为学校旅行找一个合适的地方。 suit v.适合 n.西装 /ˈsuːtəbl/ suitable suitable time 合适的时间 n. 液体；adj. 液体的 liquid water 液态水 例句： 1. Water is a liquid that changes to ice when it is very cold. 水是一种液体，遇冷会变成冰。 2. Liquid soap is easier to use than bar soap in public places. 公共场所用洗手液比香皂更方便。 /ˈlɪkwɪd/ liquid turn into liquid 变成液体 趣味记忆： liquid谐音：李逵的最爱是喝酒(液体) adj.便宜的；廉价的；adv. 低廉地 cheap price 便宜的价格 例句： 1. This shop sells cheap clothes, but they are not very good quality. 这家店卖便宜的衣服，但质量不太好。 2. The food at the street market is cheap and delicious. 街市上的食物既便宜又好吃。 反义词：expensive /dear（昂贵的） /tʃiːp/ cheap buy sth. cheap 便宜地买某物 n. 创造；作品；创作；创造物 create v.创造；创作 例句： 1. The painting is a beautiful creation by the famous artist. 这幅画是那位著名艺术家的美丽作品。 2. The creation of the internet has changed how we live and work. 互联网的创造改变了我们的生活和工作方式。 /kriˈeɪʃn/ creation creative adj.有创造力的；创造性的 后来；其后；稍后 later adj./adv.以后;后来 例句： 1. I’m busy now, but I’ll help you later on. 我现在很忙，不过稍后会帮你。 2. We didn’t understand the problem at first, but later on we got it. 一开始我们没懂这个问题，但后来明白了。 3. She went to college in the city, and later on became a doctor. 她去城里上了大学，后来成了一名医生。 later on （使）加速；加快；增速 speed up the car 加速汽车 例句： 1. We need to speed up if we want to finish the work on time. 如果想按时完成工作，我们得加快速度。 2. The car speeded up as it went down the highway. 汽车在高速公路上加速行驶。 slow down 减速（反义词） speed up speed up the work 加快工作进度 adj. 阿拉伯语的；阿拉伯的；n. 阿拉伯语 speak Arabic 说阿拉伯语 例句： 1. He is learning to speak Arabic because he wants to travel to the Middle East. 他正在学阿拉伯语，因为他想去中东旅行。 2. The restaurant serves traditional Arabic food like hummus and pita bread. 这家餐厅供应鹰嘴豆泥和皮塔饼等传统阿拉伯食物。 Arabic culture 阿拉伯文化 /ˈærəbɪk/ Arabic Arabic numbers 阿拉伯数字 造成；导致；引起 result in+n./v-ing （导致，侧重结果） result from（由……引起，侧重原因） 例句： 1. Driving too fast can result in serious accidents. 开快车会导致严重的事故。 2. His careless mistake resulted in the loss of the game. 他的粗心失误导致了比赛的失利。 result n.结果 result in 导致；造成；通向；引起 lead to 后接名词 / 动名词 例句： 1. Hard work and practice will lead to success. 努力和练习会通向成功。 2. The road leads to the small village at the foot of the mountain. 这条路通向山脚下的小村庄。 3. Eating too much sugar can lead to health problems like diabetes. 吃太多糖会导致糖尿病等健康问题。 lead to problems 导致问题 lead to lead to success 通向成功 n.起源；诞生；出生；分娩 the birth of… …的诞生 / 起源 例句： 1. The birth of the computer changed the way people work. 计算机的诞生改变了人们的工作方式。 2. Her mother gave birth to her at a hospital in the city. 她妈妈在城里的一家医院生下了她。 3. The town is the birth place of the great musician. 这座小镇是这位伟大音乐家的出生地。 birth place 出生地 /bɜːθ/ birth give birth to 生下；产生 v.买得起；能做；承担得起 can afford sth. 买得起(负担的起)某物 例句： 1. I can’t afford to buy a new phone right now—it’s too expensive. 我现在买不起新手机，太贵了。 2. We can’t afford to miss this chance to study abroad. 我们不能错过这个出国留学的机会。 3. The hotel offers rooms that most people can afford. 这家酒店提供大多数人都住得起的房间。 /əˈfɔːd/ afford can afford to do sth. 能承担得起做某事 n.公司；剧团；陪伴；同伴 work for a company 在公司工作 例句： 1. My sister works for a big company in the city. 我姐姐在城里的一家大公司工作。 2. I enjoy your company—it’s nice to have someone to talk to. 我很喜欢你的陪伴，有人聊天真好。 3. The theatre company is performing a new play this month. 这家剧团这个月要上演一部新戏。 复数：companies /ˈkʌmpəni/ company theatre company 剧团 adj. 黏（性）的；闷热的 stick v.刺;戳;粘贴 例句： 1. The candy is sticky and got stuck to my fingers. 这颗糖黏糊糊的，粘在我手指上了。 2. It was a sticky day, and everyone felt tired and uncomfortable. 那天天气闷热潮湿，每个人都又累又不舒服。 /ˈstɪki/ sticky n.生产；制作；产品；产量 film production 电影制作 例句： 1. The factory increased its production of cars this year. 这家工厂今年提高了汽车的产量。 2. The production of the new movie took over a year to complete. 这部新电影的制作花了一年多时间才完成。 produce v.生产 /prəˈdʌkʃn/ production increase production 提高产量 adv. 逐渐地；逐步地 gradually change 逐渐变化 例句： 1. The weather is gradually getting warmer in spring. 春天天气正逐渐变暖。 2. He gradually learned to speak English fluently after months of practice. 经过几个月的练习，他逐渐能流利地说英语了。 gradual adj.逐渐的；逐步的 /ˈɡrædʒuəli/ gradually gradually improve 逐步提高 adv.广泛地；普遍地；大范围地 be widely used 被广泛使用 例句： 1. English is widely spoken in many countries around the world. 英语在世界上许多国家被广泛使用。 2. The new technology is widely used in factories to improve production. 这项新技术被广泛应用于工厂以提高产量。 3. He is widely known as one of the best teachers in the school. 他被公认为学校里最好的老师之一。 wide adj.宽的；广泛的 /ˈwaɪdli/ widely widely known 广为人知的 试图找到做某事的方法 例句： 1. The company is looking to hire more people to work on the new project. 这家公司正打算招聘更多人来做新项目。 2. She is looking to find a new job that pays better. 她正试图找到一份薪水更高的新工作。 3. We are looking to improve our English by speaking more with classmates. 我们正打算通过多和同学交流来提高英语水平。 be looking to do sth. n. 滑翔机；滑翔机飞行员 fly a glider 驾驶滑翔机 例句： 1. A glider can fly without an engine, using the wind to stay in the air. 滑翔机没有发动机也能飞行，靠风力保持在空中。 2. He loves to fly a glider over the mountains on weekends. 他喜欢周末驾驶滑翔机飞越群山。 glide v.滑翔；滑行 /ˈɡlaɪdə(r)/ glider glider pilot 滑翔机飞行员 1071.02 966.5303 888.16296 1018.77515 1584.0 992.6527 1384.4893 835.9181 888.16296 914.2854 1080.0 1071.02 783.6732 992.6527 1512.0 888.16296 3168.0 1175.5098 809.79565 940.40784 1097.1425 809.79565 940.40784 835.9181 809.79565 1123.2649 835.9181 1123.2649 1368.0 1201.6322 992.6527 936.0 914.2854 992.6527 914.2854 1149.3873 862.0405 940.40784 1384.4893 966.5303 992.6527 731.42834 992.6527 1097.1425 992.6527 888.16296 835.9181 1097.1425 1152.0 1080.0 1044.8976 1008.0 864.0 705.3059 1097.1425 966.5303 914.2854 1097.1425 1044.8976 1018.77515 3024.0 940.40784 $