1. Spencer noticed the waves had made a chocolate bar (块) in his pocket soft. Could these waves be used to heat food?
    斯潘塞发现，这类电波将他口袋里的一块巧克力软化了。那末，这些无线电波可不可以用来加热食物呢？

2. Spencer soon invented the microwave oven (微波炉), which made millions of dollars for Raytheon and millions of bags of popcorn (爆米花) for kids everywhere.
    不久，斯潘塞便发明了微波炉。这项发明为雷神公司赚到了数百万美元，也为世界各地的孩子们爆出了数百万袋的爆米花。

3. In the late 1940s, engineer Percy L. Spencer of the Raytheon Company was experimenting with high-frequency (高频率) radio waves.
    20世纪40年代后期，雷神公司的工程师珀西·L·斯潘塞正在从事高频无线电波实验。

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