如果你曾经用一个放大镜来聚集阳光去烧一只不幸的蚂蚁，你就知道太阳能光伏发电的要领了。
If you've ever used a magnifying glass to focus the sun's light and burn an unfortunate ant, you've got the gist of it.
在光记录技术中，由记录激光束在光盘表面上烧蚀的一个微小凹陷区。记录信息包含在凹区和凸区中。
In optical recording, a microscopic depression made on the disk surface by the recording laser beam. Recorded information is contained in the pits and the Spaces between pits-lands.
在光记录技术中，由记录激光束在光盘表面上烧蚀的一个微小凹陷区。
In optical recording, a microscopic depression made on the disk surface by the recording laser beam.
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