Civil twilight (disambiguation)
Civil twilight is the brightest phase of twilight, when the sun is less than 6° below the horizon.
Civil twilight can also refer to:
| 单词 | Civil Twilight |
| 释义 |
Civil Twilight
英语百科
Civil twilight (disambiguation)Civil twilight is the brightest phase of twilight, when the sun is less than 6° below the horizon. Civil twilight can also refer to: |
| 随便看 |
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