Unit 5 Power of ideas. Section A 听力及对话中英对照版 2026-2027学年人教版九年级英语上册

该初中英语单元知识清单系统整合了人教版九上Unit 5 "Power of ideas" Section A的听力及对话内容，涵盖发明功能描述、工作原理阐释、应用场景分析三大知识范畴，为学生搭建了从“发明用途询问”到“原理细节理解”再到“社会价值探讨”的递进式学习架构。 清单采用“中英对照”和“对话情境还原”的方式呈现知识体系，如将“3D打印机的工作流程”作为重点，通过Ella与Han Lin的问答逻辑引导学生分析技术原理，培养思维品质。中英对照设计帮助学生精准理解专业词汇（如“mini-camera”“3D printer”），提升语言能力，对话中涉及中德等国发明体现文化意识。不同基础学生可通过对照自主学习，教师能据此设计互动问答活动，提高教学效率。

人教版 九上 Unit 5 Power of ideas. Section A 听力及对话中英对照版 Section A, 1b and 1c Conversation 1 英文原文 中文翻译 Guide 1: Welcome to the International Exhibition of Inventions! Over here, we have Super See from Germany. 讲解员1：欢迎来到国际发明展！这边是来自德国的“超级视界”。 Ella: They look like sunglasses. What are they used for? 艾拉：它们看起来像太阳镜，是做什么用的？ Guide 1: They're for people who can't see well. They don't find normal glasses helpful. 讲解员1：这是为视力不好、普通眼镜无法满足需求的人设计的。 Ella: How do they help people to see? 艾拉：它们是怎么帮助人们看清东西的？ Guide 1: Well, a mini-camera is connected to the front of the glasses. It makes everything look larger. Words can also be turned into sound. 讲解员1：眼镜前面连着一个微型摄像头，能把所有东西放大，还能把文字转换成声音。 Ella: Cool! So they can help people watch TV and read books. 艾拉：太酷了！这样它们就能帮人们看电视、读书了。 Guide 1: Yes. They can also control the colour and picture. 讲解员1：没错，它们还能调节颜色和画面。 Ella: Amazing! 艾拉：太神奇了！ Conversation 2 英文原文 中文翻译 Teng Fei: What smells so delicious? 腾飞：什么东西这么香？ Guide 2: Come and have a try. Smart Cook from China is cooking some food. 讲解员2：过来尝尝吧，来自中国的“智能厨神”正在做菜呢。 Teng Fei: Really? How does it work? 腾飞：真的吗？它是怎么工作的？ Guide 2: It's simple! Put food like carrots and onions in the cup on the top of the machine. Then press this button. All the food is cut and fried. The oil and salt are also added by the machine itself. 讲解员2：很简单！把胡萝卜、洋葱这些食材放进机器顶部的容器里，按下这个按钮，它就会自动切菜、炒菜，还会自己加油加盐。 Teng Fei: Fantastic! How many kinds of dishes can it make? 腾飞：太棒了！它能做多少种菜？ Guide 2: Hundreds! It has an app with many recipes. 讲解员2：有上百种呢！它的配套软件里有很多菜谱。 Teng Fei: Great! With this robot, my mother can take a break from cooking. 腾飞：太好了！有了这个机器人，我妈妈就不用天天做饭了。 Guide 2: How nice of you to think so. I'm sure your mother will love it. 讲解员2：你真贴心，你妈妈一定会喜欢它的。 Section A, 2a, 2b, and 2c 英文原文 中文翻译 Ella: Hi, Han Lin! Did you go to the International Exhibition of Inventions last weekend? 艾拉：嗨，韩林！你上周末去国际发明展了吗？ Han Lin: Yes, some amazing inventions were shown from all over the world. 韩林：去了，展会上有很多来自世界各地的神奇发明。 Ella: What invention did you like the most? 艾拉：你最喜欢哪个发明？ Han Lin: Oh, the 3D printer was amazing. 韩林：哦，3D打印机太厉害了。 Ella: Why? 艾拉：为什么？ Han Lin: Almost everything under the sun can be made by it. 韩林：几乎什么东西都能用它打印出来。 Ella: Really? Like what? 艾拉：真的吗？比如什么？ Han Lin: Well, all kinds of everyday objects. Toys, chairs, tables, and even houses can all be made by the 3D printer. 韩林：嗯，各种日常用品，玩具、椅子、桌子，甚至房子都能用3D打印机造出来。 Ella: That's cool! 艾拉：太酷了！ Han Lin: Yeah. And in medicine for example, arms and legs, even hearts can be created by the 3D printer. 韩林：是啊。在医学领域也是，比如手臂、腿，甚至心脏都能用3D打印机制作。 Ella: That's great! How does it work? 艾拉：太棒了！它是怎么工作的？ Han Lin: Well, first, the object is designed on a computer. Then, a file is created and sent to the 3D printer. The 3D printer reads the file, and after that, the object is produced by building up plastic. 韩林：首先，在电脑上设计好要打印的物品，生成文件发送给3D打印机。打印机读取文件后，通过一层一层叠加塑料来制作出物品。 Ella: Is only plastic used? 艾拉：只能用塑料吗？ Han Lin: No, other materials can also be used to produce things. It can even make food. 韩林：不是的，也可以用其他材料制作东西，它甚至能打印食物。 Ella: Oh, really? I'd love to try 3D-printed food! 艾拉：哦，真的吗？我好想尝尝3D打印的食物！ Section A, 3a 角色 英文原文 中文翻译 Fu Xing What do you think is the most useful invention of all time, Peter? 福星：彼得，你认为有史以来最实用的发明是什么？ Peter It has to be the radio. 彼得：那一定是收音机。 Fu Xing The radio? Why? 福星：收音机？为什么这么说？ Peter Before the radio was invented, information travelled very slowly. The world was made much smaller by the radio. Suddenly, news could be spread around the world in seconds. 彼得：在收音机发明之前，信息传播得非常缓慢。收音机让世界的距离大幅缩短，转瞬之间，新闻就能在几秒钟内传遍全球。 Fu Xing Right. Who was the inventor? 福星：没错。那它的发明者是谁？ Peter An Italian inventor called Guglielmo Marconi. He developed the idea in the 1890s. In 1901, a radio message was sent across the Atlantic Ocean for the first time. 彼得：一位名叫古列尔莫·马可尼的意大利发明家。他在19世纪90年代提出了相关构想，1901年，人类首次实现了无线电信号跨大西洋传输。 Fu Xing Wow! That was quite a distance at that time. 福星：哇！在那个年代，这可是相当远的距离啊。 Peter Yeah. And because of the radio, some other important inventions were developed as well. 彼得：是啊。而且依托收音机技术，其他一些重要的发明也随之诞生了。 Fu Xing Like the television? 福星：比如电视？ Peter That's right. It also had a big effect on music. The radio made it much easier for people to enjoy music from artists around the world. 彼得：没错。它还对音乐产生了深远的影响，收音机让人们能更轻松地欣赏到全球各地艺术家的音乐作品。 学科网（北京）股份有限公司 $