Injury: harmful things, elements that hinder your health, luck, etc.
Hook and twist: Hook and twist stars are two kinds of evil stars, which are generally used to test the hook and twist of eight-character criminals when men and women get married.
Dangliang: In ancient times, it was considered unlucky for an aunt to marry in the first year, noon, the first year and the first year, so there were taboos. Liang is a negative building, and marriage should not be burdened. Therefore, the taboo year is called the year of A Liang, or "the year of A Liang" for short.