keep the wolf from the door
勉力维持生计；勉力糊口
口语·描述经济拮据
英文释义
to have enough money or resources to prevent hunger or poverty
例句
With this part-time job, I can barely keep the wolf from the door each month.
典故来源
源自中世纪欧洲，狼常象征饥饿和贫困，将狼挡在门外即指勉强维持生计、避免挨饿。