hand to mouth
仅能勉强维持生计、收入不稳定或无法储蓄
口语·描述贫困生活
英文释义
living in poverty; barely making enough money to meet basic needs
例句
After losing his job, he lived hand to mouth, barely affording rent and food.
典故来源
源自古代穷人挣到食物立刻吃掉，手到嘴边即无剩余，形容勉强糊口。