- 极光: aurora; aurora polaris; pola ...
- 号: howl; yell
- 光号: light number; printer light
- 极光: [地球物理] aurora; aurora polaris ; [天文学] polar light 北极光 aurora borealis; northern lights; 南极光 aurora australis; southern lights
- 光号带: control band; light passport; pass port
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