Grade 9 Unit 4 Topic 1 Section B
Michael: Look, a light bulb bulb: US: [bʌlb] UK: [bʌlb] n. 电灯泡；（植物）鳞茎；鳞茎状物（如温度计的球部）!
Jane: Yeah. It is widely used by people everywhere. Do you know when it was invented?
Michael: It was invented in 1879.
Jane: Who invented it?
Michael: Thomas Edison. It’s said that It’s said that: 据说 he invented more than two thousand things during his life.
Jane: What about the radio?
Michael: The radio was invented by Guglielmo Marconi in 1895. Jane, let’s go this way. Look! An airplane airplane: US: [ˈerˌpleɪn] UK: [ˈeə(r)ˌpleɪn] n. 飞机, but it’s different from today’s A be different from B (in …) : (在…方面)A 不同于B。.
Jane: Yes. It was invented by Wilbur and Orville Wright in 1903.