salt of the earth
人民的脊梁
口语·赞扬朴实好人
英文释义
someone who is genuine, honest, and trustworthy
例句
My grandfather is the salt of the earth—always helping neighbors.
典故来源
源自《圣经·马太福音》，盐象征珍贵和纯洁，比喻诚实可靠的人。