加州科学分级 · 加州科学Time For Kids G2

2 Alexander Graham Bell

Alexander Graham Bell by MARY BETH SPANN With the Editors of TIME For Kids

亚历山大·格雷厄姆·贝尔,玛丽·贝思·斯潘与《儿童时代》编辑

Chapter 1 Meet Mr. Bell Do you know who invented the telephone? Do you know when it was invented? Alexander Graham Bell invented the telephone in 1876. From the time he was a boy, he was interested in sound and speech. Alexander Graham Bell was born in 1847 in Scotland. His family called him "Aleck." Aleck's grandfather and his father were both speech teachers. They helped people speak well.

你知道电话是谁发明的吗? 你知道它是什么时候发明的吗? 亚历山大·格雷厄姆·贝尔在1876年发明了电话。 他从小就对声音和语言感兴趣。 亚历山大·格雷厄姆·贝尔1847年出生于苏格兰。 他的家人叫他“亚力克”。 亚力克的祖父和父亲都是语言教师。 他们帮助人们更好地说话。

Aleck's mother was deaf. Aleck wanted to help her speak. He even tried some experiments. At age 14, he made a "speaking" invention. His older brother helped. Their invention made human-like sounds. Aleck's interest in speech and sound grew. At age 23, he moved to Boston, Massachusetts. He became a speech teacher at a school for the deaf. There, he met Mabel Hubbard. Mabel was deaf. Soon, they were married.

艾莱柯的母亲是个聋子。艾莱柯想帮她说话。 他甚至还做了一些实验。 14岁时,他发明了一项“会说话”的发明。 他的哥哥帮忙。他们的发明能发出类似人类的声音。 艾莱柯对语言和声音的兴趣与日俱增。 23岁时,他搬到了马萨诸塞州的波士顿。 他成了一所聋哑学校的语言教师。 在那里,他遇到了梅布尔·哈伯德。 梅布尔是个聋子。很快,他们就结婚了。

Chapter 2 From Telegraph to Telephone Aleck continued to teach. He did more experiments with sound. Then in 1843, Samuel B. Morse invented the telegraph. The telegraph sent messages over long distances. It worked by sending electricity through wires. The sender at one telegraph tapped out beats. Electricity carried the beats over wires to other telegraphs. Each beat or group of beats stood for one letter of the alphabet. The letters spelled words. The words made messages. This was called Morse code.

第二章从电报到电话艾莱柯继续教书。 他做了更多关于声音的实验。 然后在1843年,塞缪尔·b·莫尔斯发明了电报。 电报把信息传送到很远的地方。 它的工作原理是通过电线供电。 一份电报的发报人敲出了节拍。 电流把节拍通过电线传到其他电报上。 每一拍或一组拍代表字母表中的一个字母。 这些字母拼成了单词。 这些文字传达了信息。这就是摩尔斯电码。

The telegraph worked well. But it had one problem. Only one electrical signal could travel over the wires at a time. Bell was interested in this problem. He wanted to try to solve it. Bell already knew a lot about sound. He had studied sound in order to teach the deaf. He had also done many experiments with sound.

电报运转良好。 但它有一个问题。一次只能有一个电信号通过电线传输。 贝尔对这个问题很感兴趣。 他想试着解决这个问题。 贝尔对声音已经很了解了。 他研究声音是为了教聋子。 他还做了很多关于声音的实验。

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