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Inspiring a Reading Culture!
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Inspiring a Reading Culture!

十万个为什么 - 开心乐龙龙 - 为什么电灯泡能够发光?

 

Description:

为什么……
为什么这样?为什么那样?

你们可有得到正确的答案?

或得到的答案只是:“哎哟,是这样的啦!”

有许多问题看起来很简单,但是要回答却不简单。

仔细思索一下,很多生活上的小问题都隐藏了科学大道理。

Language: Chinese

Category: Leisure


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