在四年级的历史课上，我们学习了很多关于古代和现代的历史人物，他们改变了世界。今天我们要讲的是一位名叫詹姆斯·瓦特（James Watt）的英国发明家，他对工业革命产生了深远的影响。

1. 生平简介

2. 发明故事

3. 对社会影响

4.0 License, which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

5.4 Vaillant's Steam Engine

The article is written in an engaging style with a focus on storytelling for fourth-grade students to learn about James Watt's life and his impact on society through his inventions.

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References

"James Watt." Wikipedia,

https://en.wikipedia.org/wiki/James_Watt (accessed October 25,

2021).

"The History of Steam Power," ThoughtCo,

https://www.thoughtco.com/history-of-steam-power-4071919

(accessed October 25,