fall out of love
不再爱（对某人的爱渐渐消失）
口语·表示恋爱关系中的情感消退
英文释义
To lose the romantic or affectionate feelings one had for someone
例句
They were so happy at first, but over time they just fell out of love.
典故来源
源自19世纪浪漫主义文学，用“fall”表示情感状态的突然或逐渐转变。