a tide in which there is a very great rise and fall of the sea, and which happens near the new moon and the full moon each month 大潮，朔望潮（在每个月的新月和满月期间发生） The highest spring tides of the year occur after the equinoxes in March and September. 一年中最大的朔望潮发生在 3 月的春分和 9 月的秋分后。