Second, expand: "Xi"

1. Hey, double happiness. It is mainly used for weddings and other festive occasions. It refers to the use, not the traditional form of simplified Chinese "Xi". Happy, happy, happy. Represents people's emotions.

2. Happiness is one of the seven emotions, including people's daily likes, hobbies, happiness, drowning, joy, joy, cheerfulness and cheerfulness. On behalf of people's feelings, the word "hi" that we often use now evolved in this way. Happiness not only represents emotion, but also has a wide range of applications in folk life, especially in matters related to good luck, pregnancy and marriage. It is a happy event in life, so it has evolved into many names that have been passed down to this day. For example, it refers to weddings, happy events, wedding banquets, wedding candy, wedding eggs, couplets, mother-in-law, wedding ceremonies and so on. Especially when a woman is pregnant, happy, unhappy, happy, happy.