marriage of convenience
便利婚姻，指為了非感情因素（如財務、社會地位等）而結婚的婚姻關系
正式·描述功利婚姻
英文釋義
a marriage entered into for practical reasons, such as financial or political gain, rather than for love or personal compatibility
例句
Their marriage was a marriage of convenience to combine their family businesses.
典故來源
源于歐洲貴族聯姻傳統，為政治或經濟利益而非愛情結婚。