polar light

• 极光

polar light的用法和样例：

例句

1. An inexplicable new broad region of auroral light has been photographed at Saturn's polar cap.
   一种无法解释的大范围新型极光出现在土星的极盖地区，被摄像机拍摄下来。
2. All tubes also remain perfectly flexible so that in polarized light applications the microscope table can still be rotated.
   所有的连接管保持柔性，保证在偏光下使用时，显微镜载物台仍然可以旋转。
3. The hair showed a trichoschisis-like pattern at light microscopy and alternate banding at polarizing microscopy.
   她的头发异常为在光学显微镜下似毛发分段之表现，并在偏光显微镜下呈现交替带状型态。