scrape by 勉强度日；勉强维持；勉强过日子

【例句】
He lost his job, so the family had to scrape by on one small salary.
他丢了工作，所以一家人只好靠每周95英镑勉强过活。

He works 50 hours a week and still only earns enough to scrape by.
他每周工作50小时，仍然只能勉强维持生活。