go steady
保持稳定的恋爱关系，不与其他人频繁约会
口语·描述恋爱关系
英文释义
to be in a romantic relationship with someone and have a commitment to each other, often characterized by exclusivity and stability
例句
They've been going steady for two years now and are thinking about moving in together.
典故来源
20世纪50年代美国青少年文化用语，指情侣之间固定约会关系。