But as the solar system circles the galactic center, it oscillates above and below the galaxy ’ s equatorial plane, with each oscillation taking 26,000 years. The next cycle is set to start in 2012, Lin asserts.
但太陽系繞銀河系的運行動作，是呈波浪狀的上下起伏，每一波浪循環大約為 2 萬 6,000 年，下一個循環的起點恰好落在 2012 年。