美满家庭: a happy family
琴瑟和鸣: marital harmony; happy married life
相敬如宾: (of a married couple) to respect each other as if the other were a guest
同德同心: to be of one mind
宜室宜家: to make a harmonious and orderly home breath
白头偕老: (of a married couple) to stick to each other till the hair turns gray
情投意合: to be congenial; to agree in taste and temperament
花开并蒂: a good marriage
美满良缘: A happy and wonderful marriage
鸾凤和鸣: Luan and Phoenix Sing together---Harmony in marriage
小Car笔记:
domestic harmony:家庭和谐
home breath:家的气息
agree in:在 ... 一致(关于 ... 意见一致)