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| English | Russian |
| calculate the motions of the heavenly bodies | рассчитывать движение небесных тел (the day of the week on which the 1st will fall, the apparition of a comet, an eclipse, etc., и т.д.) |
| calculate the motions of the heavenly bodies | вычислять движение небесных тел (the day of the week on which the 1st will fall, the apparition of a comet, an eclipse, etc., и т.д.) |
| heavenly bodies | небесные светила |
| heavenly body | небесное светило |