Due to the precession of the equinoxes, on average every 2,160 years the Sun appears against the stars of a new constellation at vernal equinox.是什么意思_Due to the precession of the equinoxes, on average every 2,160 years the Sun appears against the stars of a new constellation at vernal equinox.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句