But using optical equipment that can polarize light, those scales appear bright blue.
但是如果使用分光设备，这些鳞片看起来就是明亮的蓝色。
It is not so easy a matter however to fabricate a grid which will polarize light, but it has been done.
然而要做一个让光起偏的线栅则不那样容易，但是究竟还是做出来了。
It is. not so easy a matter however to fabricate a grid which will polarize light, but it has been done.
然而要做一个让光起偏的线栅则不那样容易，但是究竟还是做出来了。
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