What do you mean that the Gregorian calendar is not suitable for anything?

1, the events in the solar calendar should not refer to any major events that should not be done today, such as getting married, opening a business, traveling (out of town), laying a foundation stone, moving into a new house, etc. And it doesn't mean normal things in daily life. Other things can go on as usual. Nothing is suitable: it means that there is nothing particularly suitable for this day. It means that there is nothing particularly suitable for this day. Neither good nor bad, Ping.

2, avoid everything inappropriate, indicating that this day is not fierce.

3, the calendar "everything is not appropriate" situation

When the earthly branch of that day collides with the earthly branch of that year, it is called "year break".

When the earthly branch of that day collides with the earthly branch of that month, it is called "breaking the moon".

24 solar terms's beginning of spring, Changxia, beginning of autumn and beginning of winter were called "Four Musts" the day before.

Among the 24 solar terms, the day before vernal equinox, autumnal equinox, summer solstice and winter solstice is called "Li Si Day".