What is the meaning of marriage-appropriate and taboo marriage in the old yellow calendar?

This is a summary of China's long tradition. Not feudal superstition. Appropriate means can be, suitable and beneficial; Bogey means no, no, not good. A suitable marriage is a diary suitable for marriage and happy events; It is said that auspicious days are good for married couples to celebrate happy events; Death day means that this day is not suitable for weddings and happy events, and this day is unlucky, which is not conducive to couples getting married to celebrate happy events. Whether it is appropriate or taboo varies from person to person. I hope I can help you. Good luck.