Definition of 時圏 (じけん)
じけん
時圏
じけん
jiken
noun
•
hour circle, circle of declination(astronomy term)
Related Kanji
| 時 | time, hour |
| 圏 | sphere, circle, radius, range |
| 時 | time, hour |
| 圏 | sphere, circle, radius, range |
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