A:嗨，tom，你在做什么呢？
Hi, Tome. What are you doing?
B:你好，我在看一本书，关于发明创造的
Hello. I'm reading a book about invention.
A:是吗，我也对发明创造很有兴趣，你能说说我国的四大发明是什么
Well, I'm also interested in invention. Can you point out China's Four Great Inventions?
B:不就是，火药，纸，指南针，印刷术
It's a piece of cake. They are gunpowder, paper, compass and printing.
A:太好了，你还能说说国外的发明家吗？
Great. Can you figure out some foreign inventors?
B:我知道爱迪生，
I know Edison.
A:那你知道他发明了什么？
Do you know what he invented?
B:他发明的白炽灯，给世界乃至全人类带来了光明
He invented incandescent lamps which bring light to the whole world.
A:那你还知道他发明了什么？
Do you know what else he invented?
B:比如，电报机，留声机，电话机等
For example, telegraphic machine, gramophone, telephone.
A:哇，他太伟大了
Wow. How great he is.
B:是啊。你知道是爱迪生发明了录音机，电灯泡是多么伟大吗？
Yes. You know how great Edison is that he invented sound recorder and electric bulb.
A：知道啊！他最中意的发明是录音机，他另一个著名的发明是电灯泡。
Of course. Sound recorder is his favorite invention. His another invention is electric bulb.
B：但是爱迪生于1931年去世了，享年84岁。他一***有1 300多种发明创造
But he died in 1931 to have lived 84 years. He invented more than 1,300 inventions.
A: 是啊，而且许多人说爱迪生是个天才——他是世界上最聪明的人之一，是吗？
Many people think Edision is a genius- Is he one of the most clever men, isn't he?
B：是的，要不怎么能发明那么多给人们带来方便的东西呢
Yes, he is. That's why he could invent so many inventions which bring us a convenient life.
A：对了，你喜欢他哪一样发明？
By the way, among Edison's inventions, which one do you like?
B：我喜欢他发明的电影，人物能生动的出现在银幕上，你呢？
I like films that he invented. People can lively appear in the screen. What abou you?
A: 我喜欢他发明的电灯，我觉得这一个太有用了，没有它你能想象我们夜晚的生活有如此绚丽多彩吗!!
I like his electric bulb. It's so useful. Can you imagine how colorful our night life is with it?（与中文表达不一样。中文的意思其实是说有了它才有绚烂的夜晚）
B: 是啊
You are right.
A：反正爱迪生发明的东西给现在带来很多的方便。
All in all, his inventions bring us much convenience.
B：但是他晚年犯得错误，让他的发明在那里止步。
But the mistakes he made at his old age retarded his progress in invention.
A：是吗？
Really?
B：是的，这本书上写有呢，你一起要看吗？
Yes. It is all introduced in this book. Do you want to read it with me ?
A：不了，我等下还有课，不过今天非常感谢你跟我讨论这些有趣的发明知识
No. I have classes to take later. Any way. Thank you very much for talking with me so many interesting things about invention.
B: 我也是，那我继续看书了
Me too. Well, I will go on my reading.
A: 嗯，再见
OK. Bye.
B：再见
See you later.