之所以有这种能力是由于专门为它们特制的专用数码相机，这种数码相机由麻省理工学院的林肯实验室开发研制。
They are able to do so because they are fitted with special digital cameras whose electronics were developed at the Massachusetts Institute of Technology's Lincoln Laboratory.
照相机里也有这种设备。
我们自己也不知道照片怎么一下子就出来了，但是，当你长大以后，你就会明白，而且你也会有这种神奇相机！
We don't know it ourselves why the picture can come out instantly, but we are sure when you are grown up; you can understand it and you'll have this magic camera!
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