cat and dog life字面意思猫狗生活，比喻“争吵不休的生活；水火不容”，尤指夫妻不和睦。

【例句】
They have led a cat and dog life almost since the day they were married.
他们几乎从结婚那天起就一直过着争吵不休的生活。

Since they married, the couple have been living a cat-and-dog life.
结婚后他们的生活总是鸡犬不宁。