Couples who address themselves can directly call him by his surname, such as Xiao Li. You can also call him by his full name. Li Xiaogang, for example. You can also call him brother Xiao Gang, brother Gang, brother Gang. You can also call him honey. You can also call her husband. You can also call him God. He is the sky and you are the earth. You can also call him brother Dashan. He is your backer. Anyway, you can call it whatever you like. Typing is not easy. I hope it can be adopted.