“干柴烈火”“余音绕梁”“乘风破浪”……这些成语里面又应用了什么物理或化学原理呢？为什么“生米”能煮成“熟饭”？为什么要用捕“风”捉“影”，而不是捕捉其他的东西呢？为什么会出现“海市蜃楼”？在这些成语背后，其实都有息息相关的科学知识，以深入浅出的文字、编写出有趣生动的小故事，同时，也让孩童在故事中，找出这些不同物理现象与化学反应的科学知识解答。
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