英文：May-December romance (n.)
說明：亦可用 May-December relationship 來表示。
例句：
- Being able to compromise is a key to succeeding in having a May-December romance. (能夠妥協是老少配成功的關鍵)
- The biggest challenge that people who are in a May-December relationship are faced with is how to gain acceptance from family members and friends. (老少配所面臨的最大挑戰，就是如何獲得家人和朋友的接受)